APA (7e ed.) Bronvermelding

Varga, A. C. (1978). On being human: Principles of ethics. Paulist Press.

Chicago (17e ed.) Bronvermelding

Varga, Andrew C. On Being Human: Principles of Ethics. New York: Paulist Press, 1978.

MLA (9e ed.) Bronvermelding

Varga, Andrew C. On Being Human: Principles of Ethics. Paulist Press, 1978.