Dyfyniad APA

Berg, B. L. (1989). Qualitative research methods for the social sciences. Allyn and Bacon.

Dyfyniad Arddull Chicago

Berg, Bruce L. Qualitative Research Methods for the Social Sciences. Boston: Allyn and Bacon, 1989.

Dyfyniad MLA

Berg, Bruce L. Qualitative Research Methods for the Social Sciences. Allyn and Bacon, 1989.

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