Lewis Carroll, Stuart Dodgson Collingwood (2014). “The Complete Works of Lewis Carroll With All the Original Illustrations + The Life and Letters of Lewis Carroll: All the Novels, Stories and Poems: Alice’s Adventures in Wonderland + Through the Looking-Glass, and What Alice Found There + Sylvie and Bruno + A Tangled Tale + What the Tortoise Said to Achilles + Puzzles from Wonderland + The Hunting of the Snark and much more”, p.197, e-artnow
Socrates, Plato, Aristotle (1967). “Wit and Wisdom of Socrates, Plato, Aristotle: Being a Treasury of Thousands of Glorious, Inspiring and Imperishable Thoughts, Views and Observations of the Three Great Greek Philosophers, Classified Under about Four Hundred Subjects for Comparative Study”