Bischoff, Joyce
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
by Gershon J. Shugar ... [and others]
Glencoe Press, 1977
Buku Teks