Chan, Janis Fisher, author
[American Management Association, American Management Association], 2004
eBooks
Kalakota, Ravi, author
Addison-Wesley, 2001
Buku Teks
McLean, Gary N., author
Paradigm Publishing, 1991
Buku Teks
Langford, Beverly Y., author
American Management Association, 2005
eBooks
Swartz, Greg, author
American Society for Training & Development, 2008
eBooks