DeTienne, Kristen Bell, author
Prentice-Hall, 2002
Buku Teks
Munter, Mary, author
Prentice-Hall, 1982
Buku Referensi
Fitzgerald, Suzanne Sparks
McGraw-Hill, 2011
Buku Teks
Kirk, Ken, author
American Society for Training & Development, 2010
eBooks
Mancuso, Joseph C., author
[American Management Association;, ], 1992
eBooks