Hindra Gunawan, author
Sinotif Publishing, 2008
Buku Teks
Cumberland, Nigel, author
PT Gramedia, 2019
Buku Teks
Martin Handoko, author
Kanisius , [2006;2006;2006;2006;2006, 2006]
Buku Teks
Elfiky, Ibrahim, author
Zaman, 2011
Buku Teks
Pravitasari, author
Fakultas Psikologi Universitas Indonesia, 2013
UI - Skripsi (Membership)