Warning: These citations may not always be 100% accurate.

APA Citation

Hurt, W. R., VanDerHammen, T., & Correal Urrego, G. (1977). The El Abra rockshelters, Sabana de Bogotá, Colombia, South America. Bloomington-IN: Indiana University Museum.

Chicago Style Citation

Hurt, Wesley Robert, Thomas VanDerHammen, and Gonzalo Correal Urrego. The El Abra Rockshelters, Sabana De Bogotá, Colombia, South America. Bloomington-IN: Indiana University Museum, 1977.

MLA Citation

Hurt, Wesley Robert, Thomas VanDerHammen, and Gonzalo Correal Urrego. The El Abra Rockshelters, Sabana De Bogotá, Colombia, South America. Bloomington-IN: Indiana University Museum, 1977.