by Curtis E. Tate Jr. ... [and others]
Business Publication, 1982
Buku Teks
Dersal, William R. Van
Harper & Brother, 1962
Buku Teks
Forsyth, Patrick
Institution of Engineering and Technology, 2008
eBooks
edited by Perry D. Hoffman, Penny Steiner-Grossman
The Haworth Press, 2008
Buku Teks
Phillips, Patricia Pulliam
American Society for Training & Development, 2012
eBooks