Sharpe, Pamela J., author
Barron's, 2001
Buku Teks
Jaffe, Eugene D., author
Barron's, 1994
Buku Teks
Bender, K. Joan, author
[American Society for Training & Development Press;, ], 2003
eBooks
Leech, Thomas, author
[American Management Association, ], 2004
eBooks
Delaney, Patrick R., author
John Wiley & Sons, 1990
Buku Teks