APA (7th ed.) Citation

Readle, E. L. (1990). Soil survey of Putnam County area, Florida. U.S. Dept. of Agriculture, Soil Conservation Service.

Chicago Style (17th ed.) Citation

Readle, Elmer L. Soil Survey of Putnam County Area, Florida. [Washington, D.C.?]: U.S. Dept. of Agriculture, Soil Conservation Service, 1990.

MLA (9th ed.) Citation

Readle, Elmer L. Soil Survey of Putnam County Area, Florida. U.S. Dept. of Agriculture, Soil Conservation Service, 1990.