Fiedler, Judith
Field research : a manual for logistics and management of scientific studies in natural settings
Jossey-Bass, 1978
 Buku Teks SO
Handbook of qualitative research
Norman K. Denzin, Yvonna S. Lincoln, editors
Sage Publications, 1994
 Buku Referensi
An introduction to social research
edited by John T. Doby
Irvington, 1967
 Buku Teks SO
The Sage handbook of qualitative research
edited by Norman K. Denzin, Yvonna S. Lincoln
Sage, 2011
 Buku Referensi
The Sage handbook of qualitative research
edited by Norman K. Denzin and Yvonna S. Lincoln
Sage , 2011
 Buku Teks SO