APA (7th ed.) Citation

North Carolina. Geological Survey Section, North Carolina. State Geologic Map Advisory Committee, Brown, P. M., Parker, J. M., III, & Butler, J. R. (1985). Geologic map of North Carolina, 1985. The Survey.

Chicago Style (17th ed.) Citation

North Carolina. Geological Survey Section, North Carolina. State Geologic Map Advisory Committee, Philip M. Brown, John M. Parker, III, and J. Robert Butler. Geologic Map of North Carolina, 1985. [Raleigh]: The Survey, 1985.

MLA (8th ed.) Citation

North Carolina. Geological Survey Section, et al. Geologic Map of North Carolina, 1985. The Survey, 1985.