McConnell, Charles R., author
Jones & Bartlett Learning, 2014
Buku Teks
Umiker, William
An Aspen , 1988
Buku Teks
McConnell, Charles R., author
Jones & Bartlett Learning, 2015
Buku Teks
Ellis, Carol W., author
[American Management Association, ], 2005
eBooks
Faulkner, Ann, author
Chapman & Hall, 1995
Buku Teks