Neuman, W. L. (2014). Social research methods: Qualitative and quantitative approaches (Seventh edition, Pearson new international edition.). Pearson.
Cita Chicago Style (17a ed.)Neuman, W. Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. Seventh edition, Pearson new international edition. Harlow, England: Pearson, 2014.
Cita MLA (8a ed.)Neuman, W. Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. Seventh edition, Pearson new international edition. Pearson, 2014.
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