Cita APA

Alfaro Martínez, E. J., & Díaz Bolaños, R. E. (2018). The 1877-1878 Mega Niño and its social impact in Costa Rica, Central America.

Chicago Style Citation

Alfaro Martínez, Eric J., i Ronald Eduardo Díaz Bolaños. The 1877-1878 Mega Niño and Its Social Impact in Costa Rica, Central America. 2018.

Cita MLA

Alfaro Martínez, Eric J., i Ronald Eduardo Díaz Bolaños. The 1877-1878 Mega Niño and Its Social Impact in Costa Rica, Central America. 2018.