Dyfyniad APA

Carr, M. J. (2017). A Google Earth Database of Central American Volcanic Vents.

Dyfyniad Arddull Chicago

Carr, Michael J. A Google Earth Database of Central American Volcanic Vents. 2017.

Dyfyniad MLA

Carr, Michael J. A Google Earth Database of Central American Volcanic Vents. 2017.

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