American Society of Agronomy, Soil Science Society of America, Usherwood, N. R., & Doll, E. C. (1975). International and national outlook--the necessity for efficient nutrient utilization: Proceedings of a symposium. American Society of Agronomy.
Chicago Style (17th ed.) CitationAmerican Society of Agronomy, Soil Science Society of America, Noble R. Usherwood, and Eugene C. Doll. International and National Outlook--the Necessity for Efficient Nutrient Utilization: Proceedings of a Symposium. Madison, Wis.: American Society of Agronomy, 1975.
MLA (9th ed.) CitationAmerican Society of Agronomy, et al. International and National Outlook--the Necessity for Efficient Nutrient Utilization: Proceedings of a Symposium. American Society of Agronomy, 1975.
Warning: These citations may not always be 100% accurate.