APA (7th ed.) Citation

Cohen, L., Manion, L., & Marrison, K. (2011). Research methods in education (7 th ed.). Routledge.

Chicago Style (17th ed.) Citation

Cohen, Louis, Lawrence Manion, and Keith Marrison. Research Methods in Education. 7 th ed. New York: Routledge, 2011.

MLA (9th ed.) Citation

Cohen, Louis, et al. Research Methods in Education. 7 th ed. Routledge, 2011.