Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (8ú heag.)

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

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