Judd, Charles M.
Research methods in social relations
Methuen, 1991
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Berg, Bruce Lawrence, 1954-
Qualitative research methods for the social sciences
Pearson, 2014
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Research methods in social relations / Kidder, Louise H.; Selltiz ; Wrightsman ; Cook, Stuart W.
Holt, Rinehart and Winston, 1981
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Research methods in social relations / Selltiz, Claire ; Jahoda, Marie ; Deutsch, Morton ; Coo, Stuart W.
Methuen, 1965
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Sjoberg, Gideon
A methodology for social research
Harper & Row Publishers, 1968
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