APA (7th ed.) Citation

Colton, R. B. (1964). Aggregate and riprap resources map of the Wolf Point area, Montana. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Colton, Roger B. Aggregate and Riprap Resources Map of the Wolf Point Area, Montana. Washington: U.S. Geological Survey, 1964.

MLA (9th ed.) Citation

Colton, Roger B. Aggregate and Riprap Resources Map of the Wolf Point Area, Montana. U.S. Geological Survey, 1964.