APA aipamena

Wiersma, W. (1995). Research methods in education: An introduction (6th ed.). Allyn and Bacon.

Chicago Style aipamena

Wiersma, William. Research Methods in Education: An Introduction. 6th ed. Boston: Allyn and Bacon, 1995.

MLA aipamena

Wiersma, William. Research Methods in Education: An Introduction. 6th ed. Allyn and Bacon, 1995.

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