Silverman, David
Doing qualitative research : a practical handbook
Sage, 2000
 Buku Teks SO
Silverman, David
Doing qualitative research: a practical handbook
Sage Publications , 2010
 Buku Teks SO
Silverman, David
Doing qualitative research / David Silverman
Sage , 2013
 Buku Teks SO
Magnusson, Eva
Doing interview-based qualitative research
Cambridge University Press, 2015
 eBooks
Magnusson, Eva
Doing interview-based qualitative research : a learner's guide
Cambridge University Press, 2015
 Buku Teks SO