Tracy, Brian, author
American Management Association, 2005
eBooks
Zichy, Shoya, author
McGraw-Hill , 2001
Buku Teks
Leaver, Betty Lou, author
Cambridge Press , 2005
Buku Teks
Pietrzak, Theodore, author
[American Society for Training and Development Press;;, ], 2005
eBooks
Tanadi Santoso, author
Pena Semesta, 2015
Buku Teks