Meister, Jeanne C
McGraw-Hill, Inc, 1998
Buku Teks
Greeno, Nathan J.
American Society for Training & Development, 2006
eBooks
Noe, Raymond A.
McGraw-Hill, 2010
Buku Teks
Black, James Menzies
Ghalia Indonesia, 1980
Buku Teks
Domenick, Kate
American Society for Training & Development, 2007
eBooks