Schmidt, J. William, author
Academic Press, 1981
Buku Teks
edited by James A. Aderson and Edward Rosenfeld
MIT Press, 1990
Buku Referensi
Lin, Nan, author
McGraw-Hill, 1976
Buku Teks
Sommer, Robert, author
New York, 2002
Buku Teks
Kimmel, Allan J., author
Blackwell Publishing, 2007
Buku Teks