Index Theologicus

Style de citation APA (7e éd.)

Singer, M. G. (1980). Is ethics a science? Ought it to be? Zygon, 15(1), 29-42.

Style de citation Chicago (17e éd.)

Singer, Marcus George. "Is Ethics a Science? Ought It to Be?" Zygon 15, no. 1 (1980): 29-42.

Style de citation MLA (8e éd.)

Singer, Marcus George. "Is Ethics a Science? Ought It to Be?" Zygon, vol. 15, no. 1, 1980, pp. 29-42.