Gaines, Kathryn, author
American Society for Training & Development, 2006
eBooks
McClay, Renie, author
American Society for Training & Development, 2009
eBooks
Thompson, Leigh L., author
Pearson - Prentice Hall, 2008
Buku Teks
Deeprose, Donna, author
[American Management Association, ], 2001
eBooks
Belbin, R. Meredith
Heinemann, 1983
Buku Teks