Hummel, James A., author
Addison-Wesley, 1967
Buku Teks
Hummel, James A., author
Addison-Wesley , 1967
Buku Teks
Spiegel, Murray R., author
McGraw-Hill, 1981
Buku Teks
Spiegel, Murray R., author
McGraw-Hill, 2009
Buku Teks
Fisher, Robert C.
Dickenson Publishing Company, Inc., 1970
Buku Teks