Shuman, Bruce A.
Libraries Unlimited, 2001
Buku Teks
McClure, Charles R.
[American Management Association;, ], 2009
eBooks
Durrance, Joan C.
[American Library association, ], 2002
eBooks
Nancy Kranich, editor
[American Library association, ], 2001
eBooks
edited by Gregg Sapp
The Haworth Press, 1992
Buku Teks