APA (7e ed.) Bronvermelding

Zikmund,William G. (2013). Essentials of Marketing Research (5th.). Cengage Learning.

Chicago (17e ed.) Bronvermelding

Zikmund,William G. Essentials of Marketing Research. 5th. Australia: Cengage Learning, 2013.

MLA (9e ed.) Bronvermelding

Zikmund,William G. Essentials of Marketing Research. 5th. Cengage Learning, 2013.

Let op: Deze citaties zijn niet altijd 100% accuraat.