APA (7th ed.) Citation

Mansfield, G. R. (1942). Phosphate resources of Florida. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Mansfield, George Rogers. Phosphate Resources of Florida. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1942.

MLA (9th ed.) Citation

Mansfield, George Rogers. Phosphate Resources of Florida. United States Department of the Interior, Geological Survey, 1942.