edited by Anneliese A. Singh and Lore M. Dickey
American Psychological Association, 2017
Buku Teks
edited by Kathleen J. Bieschke, Ruperto M. Perez, Kurt A. DeBord
American Psychological Association, 2007
Buku Referensi
Soundararajan, Radhika, author
Tata McGraw-Hill, 2012
Buku Teks
Corey, Gerald, author
Brooks/Cole, Cengage Learning, 2012
Buku Teks
Corey, Gerald, author
Cengage Learning, 2017
Buku Teks