Latino, Robert J., author
CRC Press, 2011
Buku Teks
Piskurich, George M., author
[American Society for Training & Development Press, American Society for Training & Development Press], 2002
eBooks
Phillips, Jack J., author
American Society for Training & Development, 2008
eBooks
Collins, Heidi, author
Amacom, 2001
Buku Teks
Collins, Heidi, author
[American Management Association, ], 2001
eBooks