Dewi Adriani, author
Universitas Indonesia, 2006
UI - Tesis (Membership)
Scott, Beverly, author
American Society for Training & Development, 2011
eBooks
Dimarzio, J.F., author
Sams, 2001
Buku Teks
Donald L. Zimmerman and Denise G. Osborn-Harrison, editors
NY Springer Publishing Company, 2017
Buku Teks
Zulfan, author
Fakultas Psikologi Universitas Indonesia, 2009
UI - Skripsi (Open)