APA-referens (7:e uppl.)

Martineau, J. (1901). Types of ethical theory (3rd, rev. ed.). Clarendon Press.

Chicago-referens (17:e uppl.)

Martineau, James. Types of Ethical Theory. 3rd, rev. ed. Oxford: Clarendon Press, 1901.

MLA-referens (8:e uppl.)

Martineau, James. Types of Ethical Theory. 3rd, rev. ed. Clarendon Press, 1901.