Farrand, J. (1988). Western birds: An Audubon handbook. New York: McGraw-Hill Book.
Chicago Style CitationFarrand, John. Western Birds: An Audubon Handbook. New York: McGraw-Hill Book, 1988.
Cita MLAFarrand, John. Western Birds: An Audubon Handbook. New York: McGraw-Hill Book, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.