APA (7th ed.) Citation

Carl O Dunbar, J. R. (1957). Principles of stratigraphy. John Wiley.

Chicago Style (17th ed.) Citation

Carl O Dunbar, John Rodgers. Principles of Stratigraphy. John Wiley, 1957.

MLA (8th ed.) Citation

Carl O Dunbar, John Rodgers. Principles of Stratigraphy. John Wiley, 1957.

Warning: These citations may not always be 100% accurate.