APA (7e ed.) Bronvermelding
Cross, W. (1976). The weekend education source book. Harper's Magazine Press.
Chicago (17e ed.) Bronvermelding
Cross, Wilbur. The Weekend Education Source Book. New York: Harper's Magazine Press, 1976.
MLA (9e ed.) Bronvermelding
Cross, Wilbur. The Weekend Education Source Book. Harper's Magazine Press, 1976.
Let op: Deze citaties zijn niet altijd 100% accuraat.