Hallermann, Sara, author
Buck Institute for Education, 2016
Buku Teks
Carol Smallwood, Vera Gubnitskaia, Kerol Harrod, editors
McFarland & Company, 2012
Buku Teks
Baldoni, John, 1952-
[American Management Association, ], 2013
eBooks
Alison Butterworth
Blurb, 2018
Buku Teks
Kirkpatrick, Donald L., author
American Society for Training & Development, 2006
eBooks