Newstrom, John W., author
McGraw-Hill, 1997
Buku Teks
Rotondo, Jennifer, author
McGraw-Hill, 2002
Buku Teks
Thiagarajan, Sivasailam Thiagi, author
[American Society for Training & Development Press, American Society for Training & Development Press], 2001
eBooks
Ritchie, John C., author
Prentice-Hall, 2002
Buku Teks
Brusino, Justin, author
American Society for Training & Development, 2008
eBooks