APA (7th ed.) Citation

Shields, D. A., & Davis, S. L. Soil survey of Queen Anne's County, Maryland. Natural Resources Conservation Service, [2002].

Chicago Style (17th ed.) Citation

Shields, Diane A., and Susan L. Davis. Soil Survey of Queen Anne's County, Maryland. [Washington, D.C.?]: Natural Resources Conservation Service, [2002].

MLA (9th ed.) Citation

Shields, Diane A., and Susan L. Davis. Soil Survey of Queen Anne's County, Maryland. Natural Resources Conservation Service, [2002].