APA (7th ed.) Citation

Ray, L. L. (1965). Geomorphology and Quaternary geology of the Owensboro quadrangle, Indiana and Kentucky. U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Ray, Louis L. Geomorphology and Quaternary Geology of the Owensboro Quadrangle, Indiana and Kentucky. Washington: U.S. Govt. Print. Off, 1965.

MLA (9th ed.) Citation

Ray, Louis L. Geomorphology and Quaternary Geology of the Owensboro Quadrangle, Indiana and Kentucky. U.S. Govt. Print. Off, 1965.