Silverman, David
Doing qualitative research : a practical handbook
Sage, 2000
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Silverman, David
Doing qualitative research: a practical handbook
Sage Publications , 2010
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The SAGE encyclopedia of qualitative research methods
Sage Publications, 2008
 eBooks
Cooper, Karyn
Qualitative research in the post-modern era: contexts of qualitative research
Springer, 2012
 eBooks
Largan, Claire
Qualitative Secondary Research : A Step-By-Step Guide
Sage, 2019
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