APA-referens (7:e uppl.)

Proctor, T. (2005). Essentials of marketing research (4th ed.). Financial Times/Prentice Hall.

Chicago-referens (17:e uppl.)

Proctor, Tony. Essentials of Marketing Research. 4th ed. Harlow, England ; New York: Financial Times/Prentice Hall, 2005.

MLA-referens (8:e uppl.)

Proctor, Tony. Essentials of Marketing Research. 4th ed. Financial Times/Prentice Hall, 2005.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.