Lines, Dennis, author
Sage, 2002
Buku Teks
Lines, Dennis, author
Sage , 2006
Buku Teks
Brammer, Robert, author
Thomson, 2004
Buku Teks
Brammer, Robert, author
Brooks/Cole Cengage Learning, 2012
Buku Teks
editors, Joseph G. Ponterotto, J. Mannuel Casas, Lisa A. Suzuki, Charlene M. Alexander
Sage Publications, 2001
Buku Referensi