edited by Barbara C. McNurlin and
Prentice-Hall, 1998
Buku Teks
edited by Barbara C. McNurlin and Ralph H. Sprague
Prentice-Hall, 1989
Buku Teks
Burch, John G.
John Wiley & Sons, [date of publication not identified]
Buku Teks
Burch, John G.
Hamilton Publishing, 1974
Buku Teks
Haag, Stephen
McGraw-Hill, 2000
Buku Teks