APA Citation

Peter W Birkeland. (1984). Soils and geomorphology. New York: Oxford University.

Trích dẫn kiểu Chicago

Peter W Birkeland. Soils and Geomorphology. New York: Oxford University, 1984.

MLA Citation

Peter W Birkeland. Soils and Geomorphology. New York: Oxford University, 1984.

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