APA (7th ed.) Citation

Birkeland, P. W. (1999). Soil and geomorphology. U.pr..

Chicago Style (17th ed.) Citation

Birkeland, Peter W. Soil and Geomorphology. Oxford: U.pr., 1999.

MLA (9th ed.) Citation

Birkeland, Peter W. Soil and Geomorphology. U.pr., 1999.

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