Palmer, Ian R., author
McGraw-Hill, 2006
Buku Teks
Cowan, Stella Louise, author
American Society for Training & Development, 2012
eBooks
Cowan, Stella Louise, author
[American Society for Training & Development Press, American Society for Training & Development Press], 2001
eBooks
Mills, Jean Helms, author
Routledge, Taylor & Francis Group, 2003
Buku Teks
Dunphy, Dexter C., author
McGraw-Hill, 1985
Buku Teks