Barnes, D.W. (Donald W.)
American Mathematical Society, 1985
Buku Teks SO
Univ. of Minnesota Press, 1949
Buku Teks
compiled by Zeinoul Abedien Cajee
A.S. Nordieen, 2013
Buku Teks SO
Choquet, Gustave
Academic Press, 1966
Buku Teks SO
Hocking, John G.
Addison-Wesley, 1962
Buku Teks SO