edited by Stephen Haines
Jaico Publishing House, 2007
Buku Teks
Betz, Frederick
Emerald, 2016
eBooks
Maani, Kambiz E.
World Scientific, 2017
Buku Teks
Mella, Piero
[Springer, ], 2012
eBooks
Zulauf, Carol Ann
[American Society for Training and Development Press, American Society for Training and Development Press], 2000
eBooks