Russel, Frederic A.
McGraw-Hill, 1955
Buku Teks
Russell, Frederic A.
McGraw-Hill, 1959
Buku Teks
Russell, Frederick A.
McGraw-Hill Publishing Company, 1988
Buku Teks
Fernald, Charles H., author
Prentice-Hall, 1959
Buku Teks
Kirkpatrick, Charles A., author
South-Western Publishing, 1976
Buku Teks