Sherman, Andrew J., author
[American Management Association, ], 2005
eBooks
Sherman, Andrew J., author
[American Management Association, ], 2012
eBooks
Baveystock, Sacha, author
Prentice Hall Life, 2007
Buku Teks
Bruington, Pat, author
Charles E. Merrill, 1984
Buku Teks
Rosania, Robert J., author
ASTD Press, 2001
Buku Teks