Punch, Keith F. Introduction to Social Research : Quantitative and Qualitative Approaches / by Keith F. Punch - 2nd ed. - New Delhi: SAGE Publications, 2008. - xiv, 320p. ISBN: 9780761944171 Subjects--Topical Terms: Comuter ScienceMixed MethodsResearch WritingSocial Research Dewey Class. No.: 001.42 / PUN/I