Neuman, W. L. (1997). Social research methods: Qualitative and quantitative approaches (3rd ed.). allyn and Bacon.
Citace podle Chicago (17th ed.)Neuman, William Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. 3rd ed. Boston: allyn and Bacon, 1997.
Citace podle MLA (8th ed.)Neuman, William Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. 3rd ed. allyn and Bacon, 1997.
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