Dunbar. (1957). Principles of Stratigraphy. New York:JOHN WILEY & SONS.
Chicago Style CitationDunbar. Principles of Stratigraphy. New York:JOHN WILEY & SONS, 1957.
MLA CitationDunbar. Principles of Stratigraphy. New York:JOHN WILEY & SONS, 1957.
Warning: These citations may not always be 100% accurate.