A.B. Setiaji
Yogyakarta Kanisius 2002,
Buku Teks
Armstrong, Michael, author
Gramedia, 2003
Buku Teks
Meity Farida Sita Devi, author
Fakultas Psikologi Universitas Indonesia, 2006
UI - Tesis (Membership)
Mohammad Soerjani, author
FEUI, 2010
Buku Teks
Sanusi, author
Program Pascasarjana Universitas Indonesia, 2001
UI - Tesis (Membership)