APA (7th ed.) Citation

Wood, G. H. (1968). Geologic map of the Tower City quadrangle, Schuylkill, Dauphin, and Lebanon counties, Pennsylvania. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Wood, Gordon H. Geologic Map of the Tower City Quadrangle, Schuylkill, Dauphin, and Lebanon Counties, Pennsylvania. Washington, D.C.: U.S. Geological Survey, 1968.

MLA (8th ed.) Citation

Wood, Gordon H. Geologic Map of the Tower City Quadrangle, Schuylkill, Dauphin, and Lebanon Counties, Pennsylvania. U.S. Geological Survey, 1968.