Foddy, William
Constructing questions for interviews and questionnaires: theory and practice in social research
Cambridge University Press, 1993
 Buku Teks
Forcese, Dennis P.
Social research methods
Prentice-Hall, 1973
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Neuman, William Lawrence, 1950-
Social research methods: qualitative and quantitative approaches
Pearson/​Allyn and Bacon, 2006
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Riley, Matilda White
Sociological research
Harcourt, Brace and world, 1963
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McNeill, Patrick
Research methods
Routledge, 1990
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