Tony Johnson, David G. Patrick, Christopher W. Stokes, David G. Wildgoose, Duncan J. Wood
Wiley Blackwell, 2016
Buku Teks
Gronstedt, Anders
American Society for Training & Development, 2007
eBooks
Thomas-Brogan, Teri
Jones and Bartlett, 2009
Buku Teks
Donatelle, Rebecca J.
Allyn and Bacon , 1997
Buku Teks
Macionis, John J.
Prentice-Hall, 2000
Buku Teks