Faruqi, Saadia, author
Jones and Bartlett , 2011
Buku Teks
Rubin, Rhea Joyce, author
[American Library association, American Library association], 2006
eBooks
Nelson, Sandra, author
[American Management Association, ], 2009
eBooks
Scott, Carol, author
John Wiley & Sons, 2008
Buku Teks
Kador, John, author
McGraw-Hill, 2002
Buku Teks