The Sage handbook of qualitative research
edited by Norman K. Denzin and Yvonna S. Lincoln
Sage, 2011
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The Sage handbook of qualitative research
editors, Norman K. Denzin, Yvonna S. Lincoln
Sage, 2018
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The SAGE encyclopedia of qualitative research methods
Sage, 2008
 eBooks
The SAGE handbook of online research methods
edited by Nigel G. Fielding; Raymond M. Lee; Grant Blank
Sage Reference, 2017
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The SAGE handbook of early childhood research
edited by Ann Farrell, Sharon Lynn Kagan and E. Kay M. Tisdall
Sage, 2016
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