APA (7th ed.) Citation

Kessell, S. R. (1979). Gradient modeling: Resource and fire management. Springer.

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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