Puji Triastuti
Universitas Indonesia, 2001
UI - Tesis (Membership)
Morrisey, George L.
Pearson Education Asia, 2002
Buku Teks
Russell, Jeffrey
American Society for Training & Development, 2006
eBooks
Barksdale, Susan
American Society for Training & Development, 2006
eBooks
Didik Suhartono
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2004
UI - Tesis (Membership)