edited by Bill Katz; Ruth Fraley
The Haworth Press , 1987
Buku Teks
Bryant, David, author
Connecticut Library Professional, 1987
Buku Teks
Palmer, Roger C.
Libraries Unlimited, 1987
Buku Referensi
Turban, Efraim, 1930-, author
John Wiley & Sons, 2003
Buku Teks
Chowdhury, G.G., author
Facet Publishing , 2004, 2006
Buku Teks