Cites del registre

Cita APA (7th ed.)
Schmidt Robert Gordon & Estados Unidos Geological Survey. (1971). Atlas of volcanic phenomena. Geological Survey.
Cita Chicago (17th ed.)
Schmidt Robert Gordon i Estados Unidos Geological Survey. Atlas of Volcanic Phenomena. Geological Survey, 1971.
Cita MLA (9th ed.)
Schmidt Robert Gordon i Estados Unidos Geological Survey. Atlas of Volcanic Phenomena. Geological Survey, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.