Pena, William M., author
Houston: CBI, 1977
Buku Teks
Pena, William M., author
John Wiley & Sons, 2012
Buku Teks
Langtangen, Hans Petter , author
[, Springer-Verlag Berlin Heidelberg], 2012
eBooks
Duerk, Donna P., author
Van Nostrand Reinhold, 1993
Buku Teks
Grogono, Peter, author
Addison-Wesley, 1982
Buku Teks