Sant, Tom, author
American Management Association, 2004
eBooks
Denscombe, Martyn, author
Open University Press, 2012
Buku Teks
Suryaputra N. Awangga, author
Pyramid, 2007
Buku Teks
Yuen, Francis K.O., author
Thompson, 2003
Buku Teks
Steve, Theobald, author
[American Society for Training & Development Press;, ], 2002
eBooks