APA (7e ed.) Bronvermelding

Rickaby, J. (1908). Moral philosophy, or, Ethics and natural law (New impression.). Longmans, Green, and Co..

Chicago (17e ed.) Bronvermelding

Rickaby, Joseph. Moral Philosophy, or, Ethics and Natural Law. New impression. London ; New York ; Bombay ; and Calcutta: Longmans, Green, and Co., 1908.

MLA (8e ed.) Bronvermelding

Rickaby, Joseph. Moral Philosophy, or, Ethics and Natural Law. New impression. Longmans, Green, and Co., 1908.