Nokes, Sebastian, author
Pearson Education, 2007
Buku Teks
Cleland, David I., author
McGraw-Hill, 2010
Buku Teks
O`Conchuir, De asun, author
[Springer, ], 2012
eBooks
Shackelford, Bill, author
American Society for Training and Development Press;, 2004
eBooks
Cagle, Ronald B., author
[American Management Association, ], 2003
eBooks