Bruce, Anne
American Society for Training & Development Press, 2001
eBooks
Sears, Barry
Regan Books, 1995
Buku Teks SO
Katzung, Bertram G.
McGraw-Hill, 2003
Buku Teks SO
Harvard Business School Press, 2004
Buku Teks SO
Thomas, Susan J.
American Society for Training and Development Press, 2004
eBooks