Sharpe, Cat, author
[American Society for Training and Development Press, American Society for Training and Development Press], 2000
eBooks
Reader's Digest Service, 1987
Buku Teks
Evans, David, author
Melbourne University Press, 2002
Buku Teks
editor, Cat Sharpe
[American Society for Training and Development Press, American Society for Training and Development Press], 1998
eBooks
Barrass, Robert
Chapman and Hall, 1995
Buku Teks