edited by Hunter Rouse
John Wiley & Sons, 1950
Buku Teks
Pippenger, John, author
McGraw-Hill, 1980
Buku Teks
Featherstone, R.E., author
Blackwell, 1995
Buku Teks
Latheef, P.K. Abdul
Khanna, 1977
Buku Teks
Featherstone, R.E., author
Blackwell, c1995
Buku Teks