APA (7th ed.) Zitazioa

Schweitzer, A. (1961). Civilization and ethics. Unwin.

Chicago Style (17th ed.) Zitazioa

Schweitzer, Albert. Civilization and Ethics. London: Unwin, 1961.

MLA (9th ed.) Zitazioa

Schweitzer, Albert. Civilization and Ethics. Unwin, 1961.