Edde, Byron
Prentice-Hall, 1993
Buku Teks
Rubin, Maurice
Chemical Publishing, 1963
Buku Teks
Cheney, Margaret
Society for Industrial and Applied Mathematics, 2009
eBooks
edited by James D. Taylor
CRC Press, 1995
Buku Teks
Safford, Edward L.
Tab Books, 1981
Buku Teks