Auvil, Daniel L.
Addison-Wesley, 1979
Buku Teks
Bryant, Steven J., author
Glencoe Press, 1968
Buku Teks
Miller, Julie, author
McGraw-Hill, Higher Education, 2008
Buku Teks
Wooton, William, author
Wadsworth, 1968
Buku Teks
Wooton, William, author
Wadsworth, 1965
Buku Teks