Cita APA (7a ed.)
Zinsmeister, K. (2004). Don't Be Afraid of Competition. American Enterprise, 15(4), 4-9.
Cita Chicago Style (17a ed.)
Zinsmeister, Karl. "Don't Be Afraid of Competition." American Enterprise 15, no. 4 (2004): 4-9.
Cita MLA (9a ed.)
Zinsmeister, Karl. "Don't Be Afraid of Competition." American Enterprise, vol. 15, no. 4, 2004, pp. 4-9.
Precaución: Estas citas no son 100% exactas.