APA (7th ed.) Citation

DUNBAR, C. O. (1957). Principles of stratigraphy. John Wiley & Sons.

Chicago Style (17th ed.) Citation

DUNBAR, Carl O. Principles of Stratigraphy. John Wiley & Sons, 1957.

MLA (8th ed.) Citation

DUNBAR, Carl O. Principles of Stratigraphy. John Wiley & Sons, 1957.

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