APA (7th ed.) Citation

Maclure, W. (1962). Observations on the geology of the United States of America. W. Fritsch Stechert-Hafner.

Chicago Style (17th ed.) Citation

Maclure, William. Observations on the Geology of the United States of America. Ulm/Donau, New York: W. Fritsch Stechert-Hafner, 1962.

MLA (9th ed.) Citation

Maclure, William. Observations on the Geology of the United States of America. W. Fritsch Stechert-Hafner, 1962.

Warning: These citations may not always be 100% accurate.