Berg, Bruce Lawrence, 1954-
Qualitative research methods for the social sciences
Pearson, 2004
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Understanding social research: perspectives on methodology and practice
edited by George Mckenzie, Jackie Powell, Robin Usher
The Falmer Press, 1997
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Greenstein, Theodore N.
Methods of family research
Sage Publications, 2001
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Sommer, Robert
Behavioral research: Tools and techniques
New York, 2002
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Wildemuth, Barbara M.
Applications of social research methods to questions in information and library science
Libraries Unlimited, 2009
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