White, Patrick, 1971-
Developing research questions : a guide for social scientists
Palgrave Macmillan, 2009
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Egmose, Jonas
Action research for sustainability: social imagination between citizens and scientists
Routledge, 2015
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May, Tim
Social research: issues, methods and process
Open University Press, 2001
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Crotty, Michael
The foundations of social research: meaning and perspective in the research process
Allend & Unwin, 1998
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Leavitt, Fred
Research methods for behavioral scientists
C. Brown Publishers , 1991
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