Dyfyniad APA

Andrews, I. (2021). Earth's natural hazards and disasters. Murphy & Moore Publishing.

Dyfyniad Arddull Chicago

Andrews, Isaac. Earth's Natural Hazards and Disasters. New York City, NY: Murphy & Moore Publishing, 2021.

Dyfyniad MLA

Andrews, Isaac. Earth's Natural Hazards and Disasters. Murphy & Moore Publishing, 2021.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.