Speziale, Helen J. Streubert
Qualitative research in nursing : advancing the humanistic imperative
J.B. Lippincott, 1999
Buku Teks
Computers in humanistic research: readings and perspective
edited by Edmund A. Bowles
Prentice-Hall, 1967
Buku Teks
Marshall, Catherine
Designing qualitative research
Sage, 1999
Buku Teks
Silverman, David
Doing qualitative research
Buku Teks
Walle, Alf H.
Qualitative research in intelligence and marketing
Quorum Books, 2001
Buku Teks