APA-viite (7. p.)
Cohen, W. A. (2006). The entrepreneur and small business problem solver (3rd ed.). Wiley.
Chicago-viite (17. p.)
Cohen, William A. The Entrepreneur and Small Business Problem Solver. 3rd ed. New York: Wiley, 2006.
MLA-viite (9. p.)
Cohen, William A. The Entrepreneur and Small Business Problem Solver. 3rd ed. Wiley, 2006.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.