Trees of the forest :
their beauty and use /
U.S. Department of Agriculture, Forest Service.

APA Citation

United States. Forest Service. (1967). Trees of the forest: their beauty and use. [Rev. ed.]. Washington: U.S. Dept. of Agriculture, Forest Service .

MLA Citation

United States. Forest Service. Trees of the Forest: Their Beauty And Use. [Rev. ed.]. Washington: U.S. Dept. of Agriculture, Forest Service , 1967.

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