Conquest of the land through seven thousand years.

APA Citation

Lowdermilk, W. C. (Walter Clay)., United States. Soil Conservation Service. (1948). Conquest of the land through seven thousand years. Revised slightly October, 1947. [Washington: U. S. Department of Agriculture, Soil Conservation Service.

MLA Citation

Lowdermilk, W. C. (Walter Clay), 1888-1974, and United States. Soil Conservation Service. Conquest of the Land Through Seven Thousand Years. Revised slightly October, 1947. [Washington: U. S. Department of Agriculture, Soil Conservation Service, 1948.