APA (7e ed.) Bronvermelding

Wiersma, W. (1995). Research methods in education: An introduction (6th ed.). Allyn and Bacon.

Chicago (17e ed.) Bronvermelding

Wiersma, William. Research Methods in Education: An Introduction. 6th ed. Boston: Allyn and Bacon, 1995.

MLA (9e ed.) Bronvermelding

Wiersma, William. Research Methods in Education: An Introduction. 6th ed. Allyn and Bacon, 1995.

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