APA (7th ed.) Citation

McWilliams, R. G., & Joiner, T. J. (1969). Gravity map of Baldwin County, Alabama. Geological Survey of Alabama.

Chicago Style (17th ed.) Citation

McWilliams, Richebourg G., and Thomas J. Joiner. Gravity Map of Baldwin County, Alabama. [University, Ala.]: Geological Survey of Alabama, 1969.

MLA (9th ed.) Citation

McWilliams, Richebourg G., and Thomas J. Joiner. Gravity Map of Baldwin County, Alabama. Geological Survey of Alabama, 1969.