Marton, Ference
Lawrence Erlbaum Associates, 2004
Buku Teks
Rothwell, William J., 1951-
American Management Association, 2008
eBooks
Endang Lestari
Fakultas Kedokteran Universitas Indonesia, 2007
UI - Tesis Membership
Halls, Jonathan
American Society for Training & Development, 2012
eBooks
Kidd
Cambridge University Press, 1973
Buku Teks