Παραπομπή APA

Neuman, W. L. (2000). Social research methods: Qualitative and quantitative approaches. Boston: Allyn and Bacon.

Παραπομπή Chicago Style

Neuman, William Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. Boston: Allyn and Bacon, 2000.

Παραπομπή MLA

Neuman, William Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. Boston: Allyn and Bacon, 2000.

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