Cita APA (7th ed.)
Chard, C. S. (1969). Man in prehistory. McGraw-Hill Book.
Cita Chicago (17th ed.)
Chard, Chester S. Man in Prehistory. New York: McGraw-Hill Book, 1969.
Cita MLA (9th ed.)
Chard, Chester S. Man in Prehistory. McGraw-Hill Book, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.