Zwillinger, Daniel, author
CRC Press, 2012
Buku Teks
Raznjevic, Kuzman
Hemisphere Pub. Corp., 1976
Buku Referensi
Muni, Harry W.
Prentice-Hall, 1973
Buku Teks
Meredith, William M., author
McGraw-Hill , 1967
Buku Teks
Editor: William H. Beyer
CRC Press, 1988
Buku Referensi