Alvarado, G. E., & Vega, A. E. (2011). The cervantes lava flow geomorfology, irazú volcano (costa rica): Description of the central america`s greater lava flow field.
Citación estilo ChicagoAlvarado, Guillermo E., y Ana E. Vega. The Cervantes Lava Flow Geomorfology, Irazú Volcano (costa Rica): Description of the Central America`s Greater Lava Flow Field. 2011.
MLA引文Alvarado, Guillermo E., y Ana E. Vega. The Cervantes Lava Flow Geomorfology, Irazú Volcano (costa Rica): Description of the Central America`s Greater Lava Flow Field. 2011.
警告：這些引文格式不一定是100％准確.