Hesse-Biber, Sharlene Nagy, author
Sage, 2007
Buku Teks
Reinharz, Shulamit
Oxford University Press, 1992
Buku Teks
Castles, Mary Reardom, author
W.B. Saunders, 1987
Buku Teks
Hughes, Christina, author
Sage, 2002
Buku Teks
Rosnow, Ralph L., author
Prentice-Hall, 1996
Buku Teks