edited by Alan G. Law, Badri N. Sahney
Academic Press, 1976
Buku Teks
edited by Richard A. Askey
Academic Press , 1975
Buku Teks
Farrell, James L., author
McGraw-Hill, 1997
Buku Teks
Nijkamp, Peter, author
North-Holland Publishing, 1977
Buku Teks
edited by Martha Raile Alligood
Elsevier, 2014
Buku Teks