APA (7th ed.) Citation

Paul, D. A., & Kilmer, R. L. (1977). The manufacturing and marketing of nitrogen fertilizers in the United States. Dept. of Agriculture, Economic Research Service.

Chicago Style (17th ed.) Citation

Paul, Duane A., and Richard L. Kilmer. The Manufacturing and Marketing of Nitrogen Fertilizers in the United States. [Washington]: Dept. of Agriculture, Economic Research Service, 1977.

MLA (9th ed.) Citation

Paul, Duane A., and Richard L. Kilmer. The Manufacturing and Marketing of Nitrogen Fertilizers in the United States. Dept. of Agriculture, Economic Research Service, 1977.