Carl O Dunbar, J. R. (1957). Principles of stratigraphy. John Wiley.
Chicago Style (17th ed.) CitationCarl O Dunbar, John Rodgers. Principles of Stratigraphy. John Wiley, 1957.
MLA (8th ed.) CitationCarl O Dunbar, John Rodgers. Principles of Stratigraphy. John Wiley, 1957.
Warning: These citations may not always be 100% accurate.