Maxwell, John C., author
Binarupa Aksara, 1996
Buku Teks
Maxwell, John C., author
Binarupa Aksara, 1996
Buku Teks
Dian P. Moeliono, author
1988
UI - Skripsi (Membership)
Maxwell, John C., author
Menuju Insan Cemerlang (MIC), 2014
Buku Teks
Fakultas Psikologi Universitas Indonesia, 2004
UI - Tesis (Membership)