edited by Larry Hardesty
[American Library association, American Library association], 2000
eBooks
Quesada, Robert, author
Pearson Prentice Hall, 2005
Buku Teks
Wynar, Christine Gehrt
Libraries Unlimited, 1986
Buku Referensi
Libraries Unlimited, 1988
Buku Referensi
Dyer, Esther R., author
Gale Information Guide Library, 1981
Buku Referensi