Cita APA

Lange, F. W., & Zeledón, F. (2006). Before Guanacaste: An archaelogist looks at the first 10000 years. San José, C.R.: F.W.L..

Citación estilo Chicago

Lange, Frederick W., y Fernando Zeledón. Before Guanacaste: An Archaelogist Looks At the First 10000 Years. San José, C.R.: F.W.L., 2006.

Cita MLA

Lange, Frederick W., y Fernando Zeledón. Before Guanacaste: An Archaelogist Looks At the First 10000 Years. San José, C.R.: F.W.L., 2006.