Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

Cohen, Louis, Lawrence Manion, i Keith Morrison. Research Methods in Education. 6th ed. London: Routledge, 2007.

Cita MLA (9th ed.)

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