Tanadi Santoso
Pena Semesta, 2015
Buku Teks
Baber, Anne
American Management Association, 2007
eBooks
Reitman, Annabelle
[American Society for Training & Development Press, American Society for Training & Development Press], 2003
eBooks
Harvard Business School Press, 2002
Buku Teks
Reitman, Annabelle
American Society for Training & Development, 2006
eBooks