APA (7e ed.) Bronvermelding

Cohen, L., & Manion, L. (1985). Research methods in education (2nd ed.). Croom Helm.

Chicago (17e ed.) Bronvermelding

Cohen, Louis, en Lawrence Manion. Research Methods in Education. 2nd ed. London: Croom Helm, 1985.

MLA (9e ed.) Bronvermelding

Cohen, Louis, en Lawrence Manion. Research Methods in Education. 2nd ed. Croom Helm, 1985.