Lauer, David A., 1955-2011
Wadsworth and Cengage Learning, 2008
Buku Teks SO
Lauer, David A., 1955-2011
Wadsworth and Cengage Learning, 2012
Buku Teks SO
Carliner, Saul
American Society for Training and Development Press, 2003
eBooks
Carliner, Saul
American Society for Training & Development, 2003
eBooks
Carliner, Saul
ATD Press, 2015
Buku Teks SO