Cita APA (7a ed.)

Scarborough, N. M., & Zimmerer, T. W. (1993). Effective small business management (4th ed.). Macmillan.

Cita Chicago Style (17a ed.)

Scarborough, Norman M., y Thomas W. Zimmerer. Effective Small Business Management. 4th ed. New York: Macmillan, 1993.

Cita MLA (9a ed.)

Scarborough, Norman M., y Thomas W. Zimmerer. Effective Small Business Management. 4th ed. Macmillan, 1993.