McGuire, Joseph W., author
McGraw-Hill, 1963
Buku Teks
Keith, Lyman A., author
McGraw-Hill, 1958
Buku Teks
Cornell, William B., author
Alexander Hamilton Institute, 1962
Buku Teks
Griffin, Ricky W., author
Prentice-Hall, 2002
Buku Teks
Pride, William M., author
Hougton-Mifflin, 1988
Buku Teks