Woods Michael. (2009). Seven Wonders Of Ancient North America. Lerner.
Cita Chicago (17th ed.)Woods Michael. Seven Wonders Of Ancient North America. Lerner, 2009.
Cita MLA (9th ed.)Woods Michael. Seven Wonders Of Ancient North America. Lerner, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.