McCook, Kathleen de la Pena, author
Neal-Schuman, 2004
Buku Teks
Greiner, Joy M., author
Libraries Unlimited, 2004
Buku Teks
Stopher, Peter R.
Edward Elgar Publishing Limited, 2016
Buku Teks
Hage, Christine Lind, author
[American Library association, American Library association], 2004
eBooks
Intner, Sheila S., author
Libraries Unlimited, 2001
Buku Teks