Dyer, William G., author
Addison-Wesley, 1987
Buku Teks
Steven J. Klees, Joel Samoff, Nelly P. Stromquist, editor
[Sense;, ], 2012
eBooks
Cowan, Stella Louise, author
[American Society for Training & Development Press, American Society for Training & Development Press], 2002
eBooks
Graeme, Jerald G., author
McGraw-Hill, 1977
Buku Teks
Gausa, Manuel, author
Birkhäuser, 1998
Buku Teks