Roman, Paul
Some modern mathematics for physicists and other outsiders: an introduction to algebra, topology, and functional analysis; Vol. 2
Pergamon Press, 1975
 Buku Teks SO
General topology and modern analysis
edited by L.F. McAuley, M.M. Rao
Academic Press, 1981
 Buku Teks SO
Durbin, John R.
Modern algebra : an introduction
John Wiley & Sons, 1979
 Buku Teks
McCoy, Neal Henry
Introduction to modern algebra
Allyn and Bacon, 1963
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Encyclopedia of mathematics Vol. 1
Kluwer Academic Publishers, 1995,
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