APA (7th ed.) Citation

The Open University (Great Britain) & Ferguson, J. (1970). Socrates: A source book. Macmillan for The Open University Press.

Chicago Style (17th ed.) Citation

The Open University (Great Britain) and John Ferguson. Socrates: A Source Book. London: Macmillan for The Open University Press, 1970.

MLA (9th ed.) Citation

The Open University (Great Britain) and John Ferguson. Socrates: A Source Book. Macmillan for The Open University Press, 1970.