APA (7th ed.) Citation

Connor, C. W., & Flores, R. M. (1978). Geologic map of the Louisa quadrangle, Kentucky--West Virginia. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Connor, Carol Waite, and Romeo M. Flores. Geologic Map of the Louisa Quadrangle, Kentucky--West Virginia. Reston, Va.: U.S. Geological Survey, 1978.

MLA (9th ed.) Citation

Connor, Carol Waite, and Romeo M. Flores. Geologic Map of the Louisa Quadrangle, Kentucky--West Virginia. U.S. Geological Survey, 1978.