APA (7e ed.) Bronvermelding
Cohen, W. A. (2006). The entrepreneur and small business problem solver (3rd ed.). Wiley.
Chicago (17e ed.) Bronvermelding
Cohen, William A. The Entrepreneur and Small Business Problem Solver. 3rd ed. New York: Wiley, 2006.
MLA (9e ed.) Bronvermelding
Cohen, William A. The Entrepreneur and Small Business Problem Solver. 3rd ed. Wiley, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.