Simatupang, Patar
Universitas Indonesia, 2006
UI - Disertasi (Membership)
Fakultas Psikologi Universitas Indonesia, 2005
UI - Tesis (Membership)
Melcher, Arlyn J
Rineka Cipta, 1990
Buku Teks
Melcher, Arlyn J
Rineka Cipta, 1990
Buku Teks
Shanti Suzanna
Fakultas Psikologi Universitas Indonesia, 2003
UI - Tesis Membership