Nathanie, author
Fakultas Psikologi Universitas Indonesia, 2004
UI - Tesis (Membership)
Marthanya, author
Fakultas Psikologi Universitas Indonesia, 2004
UI - Tesis (Membership)
Marshall, Edward M., author
Halirang, 1996
Buku Teks
Artikel Jurnal
Cynthia Lydia Siwy Syauta, author
Program Pascasarjana Universitas Indonesia, 1993
UI - Tesis (Membership)