Alvarado, G. E., & Gans, P. B. (2011). GEOCHRONOLOGICAL SYNTHESIS OF MAGMATISM, METAMORPHISM AND METALLOGENY OF COSTA RICA, CENTRAL AMERICA.
استشهاد بنمط شيكاغوAlvarado, Guillermo E., و Phillipe B. Gans. GEOCHRONOLOGICAL SYNTHESIS OF MAGMATISM, METAMORPHISM AND METALLOGENY OF COSTA RICA, CENTRAL AMERICA. 2011.
MLA استشهادAlvarado, Guillermo E., و Phillipe B. Gans. GEOCHRONOLOGICAL SYNTHESIS OF MAGMATISM, METAMORPHISM AND METALLOGENY OF COSTA RICA, CENTRAL AMERICA. 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.