APA-referens (7:e uppl.)

Zimmerer, T., & Scarborough, N. M. (2005). Essentials of entrepreneurship and small business management (4th ed.). Pearson/Prentice Hall.

Chicago-referens (17:e uppl.)

Zimmerer, Thomas, och Norman M. Scarborough. Essentials of Entrepreneurship and Small Business Management. 4th ed. Upper Saddle River, NJ ; New Delhi: Pearson/Prentice Hall, 2005.

MLA-referens (8:e uppl.)

Zimmerer, Thomas, och Norman M. Scarborough. Essentials of Entrepreneurship and Small Business Management. 4th ed. Pearson/Prentice Hall, 2005.