APA (7th ed.) Citation

Cohen, L., Manion, L., & Morrison, K. . [. (2007). Research methods in education (6th ed.). Routledge.

Chicago Style (17th ed.) Citation

Cohen, Louis, Lawrence Manion, and Keith [] Morrison. Research Methods in Education. 6th ed. New York: Routledge, 2007.

MLA (9th ed.) Citation

Cohen, Louis, et al. Research Methods in Education. 6th ed. Routledge, 2007.