APA引文

United States. Forest Service. Northern Region. (1944). Early days in the forest service. U.S.D.A. Forest Service, Northern Region.

Chicago Style (17th ed.) Citation

United States. Forest Service. Northern Region. Early Days in the Forest Service. Missoula, Mont.: U.S.D.A. Forest Service, Northern Region, 1944.

MLA引文

United States. Forest Service. Northern Region. Early Days in the Forest Service. U.S.D.A. Forest Service, Northern Region, 1944.

警告：這些引文格式不一定是100％准確.