Reithel, Francis J., author
McGraw-Hill, 1967
Buku Teks
Ritter, Peck, author
Brooks/Cole Publishing, 1996
Buku Teks
Baldwin, Ernest, author
University Press, 1962
Buku Teks
Appleton & Lang , 1996
Buku Teks
Voet, Donald J., author
John Wiley & Sons, 2008
Buku Teks