APA (7th ed.) Citation

Gotsch, K. A. (1988). Soil survey of Morgan and Scott Counties, Illinois. The Service.

Chicago Style (17th ed.) Citation

Gotsch, K. A. Soil Survey of Morgan and Scott Counties, Illinois. [Washington, D.C.?]: The Service, 1988.

MLA (9th ed.) Citation

Gotsch, K. A. Soil Survey of Morgan and Scott Counties, Illinois. The Service, 1988.

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