How a tree grows.

APA Citation

United States. Soil Conservation Service., United States. Forest Service. (1987). How a tree grows. Washington, D.C.: U.S. Dept. of Agriculture, Forest Service.

MLA Citation

United States. Soil Conservation Service, and United States. Forest Service. How a Tree Grows. Washington, D.C.: U.S. Dept. of Agriculture, Forest Service, 1987.

Warning: These citations may not always be complete (especially for serials).