APA aipamena

Alvarado, G. E., & Gans, P. B. (2011). GEOCHRONOLOGICAL SYNTHESIS OF MAGMATISM, METAMORPHISM AND METALLOGENY OF COSTA RICA, CENTRAL AMERICA.

Chicago Style aipamena

Alvarado, Guillermo E., y Phillipe B. Gans. GEOCHRONOLOGICAL SYNTHESIS OF MAGMATISM, METAMORPHISM AND METALLOGENY OF COSTA RICA, CENTRAL AMERICA. 2011.

MLA aipamena

Alvarado, Guillermo E., y Phillipe B. Gans. GEOCHRONOLOGICAL SYNTHESIS OF MAGMATISM, METAMORPHISM AND METALLOGENY OF COSTA RICA, CENTRAL AMERICA. 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.