Yudis Sekar Prasasti, author
Fakultas Psikologi Universitas Indonesia, 2019
UI - Tesis (Membership)
Gehart, Diane R, author
Brooks/Cole Cengage Learning, 2013
Buku Teks
Corey, Gerald, author
Brooks/Cole , 2013
Buku Teks
Okun, Barbara F., author
Cengage Learning, 2015
Buku Teks
Corey, Gerald, author
Cengage Learning, 2017
Buku Teks