Culbertson, John M.
McGraw-Hill, 1972
Buku Teks
Goldfeld, Stephen M.
Bina Aksara , 1990
Buku Teks
Hart, Albert Gailord, 1909-, author
Prentice-Hall, 1961
Buku Teks
Ritter, Lawrence S., author
Basic Books, 1974
Buku Teks
Auernheimer, Leonardo
John Wiley , 1982
Buku Teks