APA (7th ed.) Citation

Yawney, H. W. d., & Trimble, G. R. (1968). Oak soil-site relationships in the ridge and valley region of West Virginia and Maryland. Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture.

Chicago Style (17th ed.) Citation

Yawney, Harry W. d., and George R. Trimble. Oak Soil-site Relationships in the Ridge and Valley Region of West Virginia and Maryland. Upper Darby, Pa.: Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1968.

MLA (9th ed.) Citation

Yawney, Harry W. d., and George R. Trimble. Oak Soil-site Relationships in the Ridge and Valley Region of West Virginia and Maryland. Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1968.