Citazione Stile APA (7a Edizione)

Cohen, L., & Manion, L. (1980). Research methods in education (3rd ed.). Routledge.

Citazione stile Chigago Style (17a edizione)

Cohen, Louis, e Lawrence Manion. Research Methods in Education. 3rd ed. London: Routledge, 1980.

Citatione MLA (9a ed.)

Cohen, Louis, e Lawrence Manion. Research Methods in Education. 3rd ed. Routledge, 1980.