APA aipamena

Cohen, L., & Manion, L. (2007). Research methods in education. London: Routledge.

Chicago Style aipamena

Cohen, Louis, và Lawrence Manion. Research Methods in Education. London: Routledge, 2007.

MLA aipamena

Cohen, Louis, và Lawrence Manion. Research Methods in Education. London: Routledge, 2007.

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