Shuman, Bruce A.
Libraries Unlimited, 2001
Buku Teks SO
McClure, Charles R.
[American Management Association;, ], 2009
eBooks
Sturges, Paul
Facet Publishing , 2002
Buku Teks SO
edited by Andrea M. Morrison
[American Management Association, ], 2008
eBooks
Ellis Mount, editor
The Haworth Press , 1985
Buku Teks SO