Agus Sujanto, author
Bumi Aksara , 1995
Buku Teks
edited by Roger L. Peterson ... [and others]
The American Psychological Association, 1991
Buku Teks
Eisenberg, Rafael, author
Diplomatic Press, 1967
Buku Teks
editor, Djony Herfan
Grasindo , 1996
Buku Teks
Passer, Michael W., author
McGrahw-Hill , 2001
Buku Teks