APA (7th ed.) Citation

Peck, R. E. (1957). North American mesozoic charophyta. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Peck, Raymond Elliot. North American Mesozoic Charophyta. Washington: United States Department of the Interior, Geological Survey, 1957.

MLA (9th ed.) Citation

Peck, Raymond Elliot. North American Mesozoic Charophyta. United States Department of the Interior, Geological Survey, 1957.

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