Blake, Susan
Blacstone Press, 1996
Buku Teks
Bischoff, Joyce, author
Prentice-Hall, 1997
Buku Teks
Karen Sobel, editor
Libraries Unlimited, an imprint of ABC-CLIO, LLC, 2016
Buku Teks
Blood, Rebecca
Perseus Publishing, 2002
Buku Referensi
Gershon J. Shugar ... [and others]
Glencoe Press, 1977
Buku Teks