Mills, Criss B., author
Wiley-Academy, 2011
Buku Teks
Barr, Vilma
McGraw-Hill, 1986
Buku Teks
edited by Nickolas S. Sapidis
Society for Industrial and Applied Mathematics, 1994
eBooks
Davis, Ray
Lycos Press,, 1997
Buku Referensi
Eisenreich, Dan, author
Newnes, 2003
Buku Teks