Neuman, W. L. (2011). Social research methods: Qualitative and quantitative approaches. Pearson/AandB.
Trích dẫn kiểu ChicagoNeuman, W. Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. Pearson/AandB, 2011.
MLA CitationNeuman, W. Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. Pearson/AandB, 2011.
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