Sobary, Mohamad
Bandung Mizan 1997,
Buku Teks
Ratna Amijanti, author
Fakultas Psikologi Universitas Indonesia, 2000
UI - Tesis Membership
Beijing Zhongguo Da Bai Ke Quanshu Chubanshe 1998
Buku Referensi
Megawaty Affriany, author
Fakultas Psikologi Universitas Indonesia, 2005
UI - Tesis Membership
Kneen, Peter, author
University of New York Press, 1984
Buku Teks