APA (7th ed.) Citation

Kessell, S. R. (1979). Gradient Modeling: Resource and Fire Management. Springer New York.

Chicago Style (17th ed.) Citation

Kessell, Stephen R. Gradient Modeling: Resource and Fire Management. New York, NY: Springer New York, 1979.

MLA (9th ed.) Citation

Kessell, Stephen R. Gradient Modeling: Resource and Fire Management. Springer New York, 1979.