1. Bhattacherjee, Anol. 2012. Social Science Research: Principles, Methods, and Practices
  2. Bernard, H. Russell. 200. Research Methods in Anthropology Qualitative and Quantitative Approaches. Fourth Edition (PDF)
  3. Social Research Methods @ Knowledge Base
  4. Kelly, A.P. 2016. Social research methods University of London Undergraduate study in Economics, Management, Finance and the Social Sciences
  5. Carl V. Patton and David S. Sawicki Basic Methods of Policy Analysis and Planning (DOC)
  6. Morçöl and Ivanova. [Methods Taught In Public Policy Programs:Are Quantitative Methods Still Prevalent?]
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