Russell, Frederic A.
McGraw-Hill, 1959
Buku Teks
Russell, Frederick A.
McGraw-Hill Publishing Company, 1988
Buku Teks
Fernald, Charles H.
Prentice-Hall, 1959
Buku Teks
Kirkpatrick, Charles A.
South-Western Publishing, 1976
Buku Teks
Pederson, Carlton A.
Richard D. Irwin. Inc., 1957
Buku Teks