Pérez-Umaña, D. Inventory and Assessment of Geoheritage in Poás Volcano National Park, Costa Rica. OICC Press.
Chicago Style (17th ed.) CitationPérez-Umaña, Dennis. Inventory and Assessment of Geoheritage in Poás Volcano National Park, Costa Rica. OICC Press.
MLA (9th ed.) CitationPérez-Umaña, Dennis. Inventory and Assessment of Geoheritage in Poás Volcano National Park, Costa Rica. OICC Press.
Warning: These citations may not always be 100% accurate.