APA (7th ed.) Citation

Otton, E. G., Sadecki, E. M., & Hilleary, J. T. (1983). Hydrogeologic atlas, Norrisville quadrangle, Baltimore and Harford counties, Maryland. State of Md., Dept. of Natural Resources, Md. Geological Survey.

Chicago Style (17th ed.) Citation

Otton, E. G., E. M. Sadecki, and John T. Hilleary. Hydrogeologic Atlas, Norrisville Quadrangle, Baltimore and Harford Counties, Maryland. [Baltimore?]: State of Md., Dept. of Natural Resources, Md. Geological Survey, 1983.

MLA (9th ed.) Citation

Otton, E. G., et al. Hydrogeologic Atlas, Norrisville Quadrangle, Baltimore and Harford Counties, Maryland. State of Md., Dept. of Natural Resources, Md. Geological Survey, 1983.