APA (7th ed.) Citation

Ruth, R. H., & Harris, A. S. (1979). Management of western hemlock-Sitka spruce forests for timber production. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station.

Chicago Style (17th ed.) Citation

Ruth, Robert H., and A. S. Harris. Management of Western Hemlock-Sitka Spruce Forests for Timber Production. [Portland, Or.]: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1979.

MLA (9th ed.) Citation

Ruth, Robert H., and A. S. Harris. Management of Western Hemlock-Sitka Spruce Forests for Timber Production. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1979.