Anton, Howard, author
Academic Press, 1982
Buku Teks
Gilbert, Gary G., author
McGraw-Hill, 1984
Buku Teks
Scheid, Francis, author
Addison-Wesley, 1962
Buku Teks
Kemeny, John G., author
Prentice-Hall, 1974
Buku Teks
Hoffmann, Laurence D., author
McGraw-Hill, 1979
Buku Teks