APA (7th ed.) Citation

Goudarzi, G. H. (1968). Geologic map of the Pleasant Ridge quadrangle, Ohio and Daviess Counties, Kentucky. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Goudarzi, Gus H. Geologic Map of the Pleasant Ridge Quadrangle, Ohio and Daviess Counties, Kentucky. Washington, D.C.: U.S. Geological Survey, 1968.

MLA (9th ed.) Citation

Goudarzi, Gus H. Geologic Map of the Pleasant Ridge Quadrangle, Ohio and Daviess Counties, Kentucky. U.S. Geological Survey, 1968.