Geisst, Charles R., author
John Wiley & Sons, 2004
Buku Teks
Edwards, Paul K., author
Oxford University Press, 2005
Buku Teks
S. Mac Lane
"New York: Springer-Verlag, 1994",
Buku Teks
Lenin, Vladimir I., author
Foreign Languages Publishing House, 1959
Buku Teks
Miller, G. Tyler (George Tyler), 1931-, author
Thomson, 2004
Buku Teks