APA aipamena

Groenesteijn, K. (1997). Formation of surface coatings on volcanic ejecta at four volcanoes in Costa Rica.

Chicago Style aipamena

Groenesteijn, K. Formation of Surface Coatings On Volcanic Ejecta At Four Volcanoes in Costa Rica. 1997.

MLA aipamena

Groenesteijn, K. Formation of Surface Coatings On Volcanic Ejecta At Four Volcanoes in Costa Rica. 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.