Doob, Leonard William, 1909-, author
Yale University Press, 1964
Buku Teks
Johnson, Chalmers, 1931-2010, author
Stanford university press, 1962
Buku Teks
Dunlop, John B, author
Princeton University Press, 1983
Buku Teks
Kahin, George McTurnan, author
Cornell University Press, 1952
Buku Teks
Bertrand, Jacques, author
Cambridge, 2005
Buku Teks