APA (7th ed.) Citation

American Association of Petroleum Geologists. Basement Rock Project Committee & Geological Survey (U.S.). (1967). Basement map of North America between latitudes 24 ̊and 60 ̊N. U. S. Geological Survey.

Chicago Style (17th ed.) Citation

American Association of Petroleum Geologists. Basement Rock Project Committee and Geological Survey (U.S.). Basement Map of North America Between Latitudes 24 ̊and 60 ̊N. Washington: U. S. Geological Survey, 1967.

MLA (9th ed.) Citation

American Association of Petroleum Geologists. Basement Rock Project Committee and Geological Survey (U.S.). Basement Map of North America Between Latitudes 24 ̊and 60 ̊N. U. S. Geological Survey, 1967.