APA (7th ed.) Citation

Brock, R. A. (1985). Soil survey of Rush County, Indiana. The Service.

Chicago Style (17th ed.) Citation

Brock, Rex A. Soil Survey of Rush County, Indiana. [Washington, D.C.?]: The Service, 1985.

MLA (9th ed.) Citation

Brock, Rex A. Soil Survey of Rush County, Indiana. The Service, 1985.