APA (7e ed.) Bronvermelding
Martinetti, J. (1996). Reasons to believe today. Marquette University Press.
Chicago (17e ed.) Bronvermelding
Martinetti, John. Reasons to Believe Today. Milwaukee: Marquette University Press, 1996.
MLA (9e ed.) Bronvermelding
Martinetti, John. Reasons to Believe Today. Marquette University Press, 1996.
Let op: Deze citaties zijn niet altijd 100% accuraat.