Forest types in the Southwest as determined by climate and soil /
by G.A. Pearson.
APA Citation
Pearson, G. A. (Gustaf Adolph). (1931). Forest types in the Southwest as determined by climate and soil. Washington: U.S. Dept. of Agriculture.
MLA Citation
Pearson, G. A. (Gustaf Adolph), b. 1880. Forest Types In the Southwest As Determined by Climate And Soil. Washington: U.S. Dept. of Agriculture, 1931.
Warning: These citations may not always be complete (especially for serials).