Neuman, W. L. (1997). Social research methods: Qualitative and quantitative approaches. USA: Allyn and Bacon.
Styl ChicagoNeuman, William Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. USA: Allyn and Bacon, 1997.
Citace podle MLANeuman, William Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. USA: Allyn and Bacon, 1997.
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