Reed, Stephen K., author
Salemba Humanika, 2011
Buku Teks
Reed, Stephen K., author
Thomson Wadsworth, 2004
Buku Teks
Reed, Stephen K., author
Australia, 1999
Buku Teks
Buyer, Linda S., author
Wadsworth , 2000
Buku Teks
Tambunan, Yulisa Rofaidah, author
Fakultas Psikologi Universitas Indonesia, 2001
UI - Skripsi (Membership)