edited by Gian-Carlo Rota
Academic Press, 1979
Buku Teks
Rado, Richard, author
Academic Press, 1971
Buku Teks
edited by Paul Van Dooren and Bostwick Wyman
Springer-Verlag, 1994
Buku Teks
Ayres, Frank, 1901-1994, author
McGraw-Hill, 1965
Buku Teks
Lipschutz, Seymour, 1915-2003, author
McGraw-Hill, 1997
Buku Teks