Cita APA

Malavassi, E., & Barquero, J. (1980). Vulcanological research at the Faculty of Earth and Sea Sciences of the National University. Universidad Nacional, Costa Rica.

Citación estilo Chicago

Malavassi, Eduardo, y Jorge Barquero. Vulcanological Research At the Faculty of Earth and Sea Sciences of the National University. Universidad Nacional, Costa Rica, 1980.

Cita MLA

Malavassi, Eduardo, y Jorge Barquero. Vulcanological Research At the Faculty of Earth and Sea Sciences of the National University. Universidad Nacional, Costa Rica, 1980.