Silverman, David
Doing qualitative research: a practical handbook
Sage Publications , 2010
 Buku Teks
Silverman, David
Doing qualitative research : a practical handbook
Sage, 2000
 Buku Teks
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
Udi Samanhudi
Kontribusi penelitian kualitatif dalam pengembangan pembelajaran bahasa inggris di indonesia = A study on qualitative research to the development of english language teaching (elt) in indonesia
Kantor Bahasa Banten, 2017
 Artikel Jurnal