Caroselli, Marlene
McGraw-Hill, 1996
Buku Teks
Chang, Richard Y., author
American Society for Training & Development Press, 2000
eBooks
McLaughlin, Curtis P., author
Aspen Publication, 1999
Buku Teks
Sollecito, William A., author
Jones & Bartlett Learning, 2013
Buku Teks
Plenert, Gerhard, author
McGraw-Hill, 2012
Buku Teks