Libraries Unlimited, 2000
Buku Teks
Woolls, Blanche, author
Libraries Unlimited Inc , 1990
Buku Teks
Blowers, Helene, author
[American Library association, American Library association], 2004
eBooks
Kirkpatrick, Donald L., author
Berrett-Koehler, 2005
Buku Teks
Davies, Ruth Ann, author
R. R. Bowker, 1979
Buku Teks