Belker, Loren B., author
[American Management Association, xi, 235 pages], 2005
eBooks
Haneberg, Lisa, author
American Society for Training & Development, 2007
eBooks
Boyd, Branford B., author
McGraw-Hill , 1984
Buku Teks
Haimann, Theo, author
South-Western Pub., 1982
Buku Teks
Leonard , Edwin C., Jr., author
South-Western Cengage Learning, 2013
Buku Teks