APA (7th ed.) Citation

Lewis, R. Q., & Luft, S. J. (1970). Geologic map of the Parnell quadrangle, Wayne County, Kentucky. U.S.Geological Survey.

Chicago Style (17th ed.) Citation

Lewis, Richard Quintin, and Stanley Jeremie Luft. Geologic Map of the Parnell Quadrangle, Wayne County, Kentucky. Reston, Va.: U.S.Geological Survey, 1970.

MLA (9th ed.) Citation

Lewis, Richard Quintin, and Stanley Jeremie Luft. Geologic Map of the Parnell Quadrangle, Wayne County, Kentucky. U.S.Geological Survey, 1970.

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