Peterhouse Library, Cambridge. Letters to Campbell bequeathed as a collection to Miss Frances Dunn, with a few other papers [=Campbell]: 13–14, 33–47, 49, 64, 68, 70–72, 76, 85–86, 93.

University of St Andrews, Special Collections, St Andrews. Correspondence: ms 36937/35.

Campbell, Lewis 1861: The Theætetus of Plato, with a revised text and English notes by L. Campbell. Oxford: Oxford University Press.

Campbell, Lewis 1867: The Sophistes and Politicus of Plato, with a revised text and English notes by L. Campbell. Oxford: Oxford University Press.

Campbell, Lewis 1883: The Theætetus of Plato, with a revised text and English notes by L. Campbell. Oxford: Oxford University Press.

Campbell, Lewis 1885: Plato. [W:] Encyclopædia Britannica, wyd. IX, t. XIX, Edinburgh/New York: A & C Black / The Encyclopædia Britannica Company, ss. 194–212.

Campbell, Lewis 1889: On the Position of the Sophistes, Politicus, and Philebus in the Order of Platonic Dialogues, and on Some Characteristics of Plato’s Latest Writings. Transactions of the Oxford Philological Society, ss. 25–42.

Campbell, Lewis 1889a: On Some Recent Attempts Towards Ascertaining the Chronological Order of the Composition of Plato’s Dialogues. Bibliotheca Platonica I, ss. 1–28.

Campbell, Lewis 1889b: Untersuchungen über Plato. Classical Review 3(1–2), ss. 28–29.

Campbell, Lewis 1893a: Pater’s Plato and Platonism. Classical Review 7, ss. 263–266.

Campbell, Lewis 1893b: Plato in Poland. O logice Platona. By W. Lutoslawski. The Academy 1081, ss. 62–63.

Campbell, Lewis 1894a: Plato’s Republic. The Greek text edited, with notes and essays by Benjamin Jowett and L. Campbell, t. 1–3. Oxford: Oxford University Press.

Campbell, Lewis 1894b: On the Structure of Plato’s Republic and its Relation to other Dialogues. [W:] Campbell 1894a, t. 2, ss. 1–46.

Campbell, Lewis 1896: On the Place of the Parmenides in the Order of the Platonic Dialogues. Classical Review X, ss. 129–136.

Campbell, Lewis 1897: Lutoslawski on the Genuineness and Order of the Platonic Dialogues. Classical Review X, ss. 40–42.

Campbell, Lewis 1898: The Growth of a Thinker’s Mind. A Study in Platonic Chronology. The Fortnightly Review CCCLXXIII, ss. 36–56.

Campbell, Lewis 1902: Plato’s Republic. London: John Murray.

Campbell, Lewis 1906–1907: Greek Thinkers. By Theodor Gomperz. Hibbert Journal V, ss. 439–448.

Craik, Elizabeth M. 1996: Lewis Campbell. [W:] D. Jocelyn (ed.), Aspects of Nineteenth-Century British Classical Scholarship. „Liverpool Classical Papers” No. 5, Liverpool: Liverpool Classical Monthly, ss. 81–87.

Lutosławski, Wincenty 1888: Erhaltung und Untergang der Staatsverfassungen nach Plato, Aristoteles und Machiavelli. Breslau: W. Koebner.

Lutosławski, Wincenty 1895/1896: Ueber die Echtheit, Reihenfolge und logische Theorien von Platos drei ersten Tetralogien, Archiv für Geschichte der Philosophie IX(1), ss. 67–114.

Lutosławski, Wincenty 1896: Sur une nouvelle méthode pour déterminer la chronologie des dialogues de Platon. Paris: Librairie H. Welter.

Lutosławski, Wincenty 1898: O pierwszych trzech tetralogiach dzieł Platona. Rozprawy Akademii Umiejętności. Wydział Filologiczny XI (seria II), ss. 31–195.

Mróz, Tomasz 2018: Scottish-Polish Cooperation on Plato at the Turn of the Twentieth Century. The Journal of Scottish Philosophy 16.2, ss. 125–145.

Santayana, George 1902: The Search for the True Plato. [W:] Tenże, The Idler and His Works and Other Essays, red. Daniel Cory, New York: G. Braziller, 1957, ss. 54–73 (pierwodruk: 1902).

Shorey, Paul 1888: II. – Recent Platonism in England. American Journal of Philology IX(3), ss. 274–309.

Susemihl, Franz 1898: Wincenty Lutosławski The origin and growth of Plato’s Logic, with an Account of Plato’s Style and of the Chronology of His Writings. Wochenschrift für klassische Philologie XV(17), ss. 449–456; XV (18), ss. 483–491.

Woleński, Jan 1999: Bez tytułu. [W:] Polska filozofia analityczna. W kręgu Szkoły Lwowsko-Warszawskiej. Księga poświęcona pamięci Ryszarda Jadczaka, materiały zebrał Ryszard Jadczak, redakcja Włodzimierz Tyburski i Ryszard Wiśniewski. Toruń: Wydawnictwo Uniwersytetu Mikołaja Kopernika, s. 9.

Zabieglik, Stefan 2008: Leksykon Szkocji. Historia, polityka, nauka, kultura. Zielona Góra: Kanion net.

Zeller, Eduard 1889: Die deutsche Litteratur über die sokratische und platonische Philosophie 1888. Archiv für Geschichte der Philosophie II, ss. 661–703.

Zeller, Eduard 1897: Die deutsche Litteratur über die sokratische, platonische Und aristotelische Philosophie. 1895. Archiv für Geschichte der Philosophie X, ss. 557–595.

Zeller, Eduard 1898: Sprachstatistisches. Archiv für Geschichte der Philosophie XI, ss. 1–12.