Deismireacht APA

Kummel, B. (1961). History of the earth: :introduction to histrocal geology. Eurasia publishing.

Chicago Edition Citation

Kummel, Bernhard. History of the Earth: :introduction to Histrocal Geology. New delhi: Eurasia publishing, 1961.

Deismireacht MLA

Kummel, Bernhard. History of the Earth: :introduction to Histrocal Geology. Eurasia publishing, 1961.

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