Cita APA (7th ed.)

Jay I. Kislak Reference Collection (Library of Congress). (1973). Early man in America: Readings from Scientific American, with an introduction. W. H. Freeman.

Cita Chicago (17th ed.)

Jay I. Kislak Reference Collection (Library of Congress). Early Man in America: Readings from Scientific American, with an Introduction. San Francisco: W. H. Freeman, 1973.

Cita MLA (9th ed.)

Jay I. Kislak Reference Collection (Library of Congress). Early Man in America: Readings from Scientific American, with an Introduction. W. H. Freeman, 1973.

Atenció: Aquestes cites poden no estar 100% correctes.