Pedersen, Paul, author
American Association for Counseling and Development, 1988
Buku Teks
Choudhuri, Devika Dibya, 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
Edward C. Chang, Christina A. Downey, editors
[Springer, ], 2012
eBooks
Ivey, Allen E., author
Allyn and Bacon, 1996
Buku Teks