APA (7th ed.) Citation

Geological Survey (U.S.), Kentucky Geological Survey, Smith, J. H., Pomerene, J. B., & Ping, R. G. (1973). Geologic map of the Hail quadrangle, McCreary and Pulaski Counties, Kentucky. The Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.), Kentucky Geological Survey, J. Hiram Smith, Joel B. Pomerene, and Russell G. Ping. Geologic Map of the Hail Quadrangle, McCreary and Pulaski Counties, Kentucky. Reston, Va.: The Survey, 1973.

MLA (9th ed.) Citation

Geological Survey (U.S.), et al. Geologic Map of the Hail Quadrangle, McCreary and Pulaski Counties, Kentucky. The Survey, 1973.