Babbie, E. R. (2017). The Basics of social research (Seventh edition.). Cengage Learning.
Chicago (17e ed.) BronvermeldingBabbie, Earl R. The Basics of Social Research. Seventh edition. Boston, Massachusetts: Cengage Learning, 2017.
MLA (9e ed.) BronvermeldingBabbie, Earl R. The Basics of Social Research. Seventh edition. Cengage Learning, 2017.
Let op: Deze citaties zijn niet altijd 100% accuraat.