APA (7e ed.) Bronvermelding

Babbie, E. R. (2017). The Basics of social research (Seventh edition.). Cengage Learning.

Chicago (17e ed.) Bronvermelding

Babbie, Earl R. The Basics of Social Research. Seventh edition. Boston, Massachusetts: Cengage Learning, 2017.

MLA (9e ed.) Bronvermelding

Babbie, Earl R. The Basics of Social Research. Seventh edition. Cengage Learning, 2017.

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