Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Citation Edition Citation

Flew, A. (1978). From is to ought. Harper & Row.

Chicago Citation Edition Citation

Flew, Anthony. From Is to Ought. New York: Harper & Row, 1978.

MLA Citation Edition Citation

Flew, Anthony. From Is to Ought. Harper & Row, 1978.