Salmon, Michael, author
McGraw-Hill, 2012
Buku Teks
FitzGerald, Jerry, author
Wiley, 1996
Buku Teks
Sparta, Kelle, author
American Management Association, 2006
eBooks
Steve, Theobald, author
[American Society for Training & Development Press;, ], 2002
eBooks
Sugiharto, author
2009
UI - Tesis (Open)