Style de citation APA (7e éd.)

Hair, D. (1963). Economic importance of timber in the United States. U.S. Department of Agriculture, Forest Service.

Style de citation Chicago (17e éd.)

Hair, Dwight. Economic Importance of Timber in the United States. Washington: U.S. Department of Agriculture, Forest Service, 1963.

Style de citation MLA (9e éd.)

Hair, Dwight. Economic Importance of Timber in the United States. U.S. Department of Agriculture, Forest Service, 1963.