Gillot, P. Y., Chiesa, S., & Alvarado, G. E. (2011). Chronostratigraphy of Upper Miocene-Quaternary volcanism in northern Costa Rica.
Chicago Style aipamenaGillot, Pierre Yves, Sergio Chiesa, y Guillermo E. Alvarado. Chronostratigraphy of Upper Miocene-Quaternary Volcanism in Northern Costa Rica. 2011.
MLA aipamenaGillot, Pierre Yves, Sergio Chiesa, y Guillermo E. Alvarado. Chronostratigraphy of Upper Miocene-Quaternary Volcanism in Northern Costa Rica. 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.