Judd, Charles M.
Research methods in social relations
Methuen, 1991
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Research methods in social relations
Louise H. Kidder
Holt, Rinehart and Winston, 1981
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Research methods in social relations
by Claire Selltiz ... [and others]
Methuen, 1965
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Lamont, Christopher K.
Research methods in international relations
Sage Publications Ltd., 2015
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Methods of research in social psychology
Elliot Aronson...[et al.]
McGraw-Hill , 1990
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