Cita APA

Cohen, L., & Manion, L. (1996). Research methods in education ([4th ed.].). London [etc.]: Routledge.

Citación estilo Chicago

Cohen, Louis, and Lawrence Manion. Research Methods in Education. [4th ed.]. London [etc.]: Routledge, 1996.

Cita MLA

Cohen, Louis, and Lawrence Manion. Research Methods in Education. [4th ed.]. London [etc.]: Routledge, 1996.