APA (7th ed.) Citation

Clapp, V. W., United States. Forest Service. Alaska Region, Alaska. Department of Commerce and Economic Development, & Alaska. Department of Natural Resources. (1979). Alaska's spruce (Rev. Sept. 1979.). U.S. Dept. of Agriculture, Forest Service, Alaska Region.

Chicago Style (17th ed.) Citation

Clapp, Verner Warren, United States. Forest Service. Alaska Region, Alaska. Department of Commerce and Economic Development, and Alaska. Department of Natural Resources. Alaska's Spruce. Rev. Sept. 1979. Juneau, Alaska: U.S. Dept. of Agriculture, Forest Service, Alaska Region, 1979.

MLA (8th ed.) Citation

Clapp, Verner Warren, et al. Alaska's Spruce. Rev. Sept. 1979. U.S. Dept. of Agriculture, Forest Service, Alaska Region, 1979.