Rossman, Allan J., author
Key College, 2001
Buku Teks
Robert, Harry V., author
McGraw-Hill, 1982
Buku Teks
Spiegel, Murray R., author
McGraw-Hill, 1982
Buku Teks
Chao, Loncoln L.
McGraw-Hill, 1969
Buku Teks
Barra, Jean-Rene, author
Academic Press, 1981
Buku Teks