Miller, David A.B., author
Cambridge University Press, 2008
Buku Teks
Sienko, Michell J., author
McGraw-Hill Kogakusha, 1961
Buku Teks
Busch, Daryle H., author
Allyn and Bacon , 1978
Buku Teks
Busch, Daryle H., author
Allyn and Bacon, 1973
Buku Teks
Moore, John W., author
McGraw-Hill, 1987
Buku Teks