DeForest, Holly, author
[American Society for Training & Development Press, American Society for Training & Development Press], 2005
eBooks
Axelrod, Alan, author
American Management Association, 2007
eBooks
Martel, Myles
Dow Jones-Irwin, 1989
Buku Teks
Ulrich, Dave
McGraw-Hill, 2013
Buku Teks
Hunsaker, Phillip L., author
A Touchstone Book, 1986
Buku Teks