Clark, Ruth Colvin
American Society for Training & Development, 2010
eBooks
Ruth Colvin Clark
ASTD Press, 2010
Buku Teks
Clark, Ruth Colvin
VA ATD Press, 2015
Buku Teks
edited by Andrew Booth and Anne Brice
Facet Publishing, 2004
Buku Referensi
Wheeler, Kathleen, 1947-
Springer Publishing Company, 2014
Buku Teks