Chowdhury, Subir, author
Financial Times Prentice Hall , 2002
Buku Teks
Bradberry, John, 1961-, author
American Management Association, 2011
eBooks
Kurnit, Paul, author
[American Management Association;, ], 2011
eBooks
Chasen,Everett, author
American Society for Training & Development, 2012
eBooks
Webber, Ross A., author
Richard D. Irwin, 1981
Buku Teks