Arauz, A. (2014). Evolution and involution of gold mining activity in Costa Rica during the past three decades.
استشهاد بنمط شيكاغوArauz, Alejandro. Evolution and Involution of Gold Mining Activity in Costa Rica During the Past Three Decades. 2014.
MLA استشهادArauz, Alejandro. Evolution and Involution of Gold Mining Activity in Costa Rica During the Past Three Decades. 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.