Rossman, Gretchen B.
Learning in the field : an introduction to qualitative research
Sage, 2003
Buku Teks
Berg, Bruce Lawrence, 1954-
Qualitative research methods for the social sciences
Pearson, 2014
Buku Teks
Marshall, Catherine
Designing qualitative research
Sage, 1999
Buku Teks
Qualitative researching with text, image and sound : a practical handbook / edited by Martin W. Bauer and George Gaskell
Sage Publications, 2000
Buku Referensi
Palys, T.S. (Theodore Stephen)
Research decisions : quantitative, qualitative, and mixed method approaches
Nelson Education, 2014
Buku Teks