APA (7th ed.) Citation

Parks, W. S., & Sykes, C. R. (1968). Geologic map of the Hebron quadrangle, Tennessee. Division of Geology.

Chicago Style (17th ed.) Citation

Parks, William Scott, and C. Ronald Sykes. Geologic Map of the Hebron Quadrangle, Tennessee. Nashville, Tenn.: Division of Geology, 1968.

MLA (9th ed.) Citation

Parks, William Scott, and C. Ronald Sykes. Geologic Map of the Hebron Quadrangle, Tennessee. Division of Geology, 1968.