APA (7th ed.) Citation

Griffin, J. R., & Critchfield, W. B. (1976). The distribution of forest trees in California. Pacific Southwest forest and Range Experiment Station.

Chicago Style (17th ed.) Citation

Griffin, James R., and William Burke Critchfield. The Distribution of Forest Trees in California. Berkeley, Calif.: Pacific Southwest forest and Range Experiment Station, 1976.

MLA (8th ed.) Citation

Griffin, James R., and William Burke Critchfield. The Distribution of Forest Trees in California. Pacific Southwest forest and Range Experiment Station, 1976.