APA (7th ed.) Citation
American Society of Agronomy, Crop Science Society of America (CSSA), Soil Science Society of America (SSSA), & Hargrove W. L. (1988). Cropping strategies for efficient use of water and nitrogen. American Society of Agronomy (ASA).
Chicago Style (17th ed.) Citation
American Society of Agronomy, Crop Science Society of America (CSSA), Soil Science Society of America (SSSA), and Hargrove W. L. Cropping Strategies for Efficient Use of Water and Nitrogen. American Society of Agronomy (ASA), 1988.
MLA (9th ed.) Citation
American Society of Agronomy, et al. Cropping Strategies for Efficient Use of Water and Nitrogen. American Society of Agronomy (ASA), 1988.
Warning: These citations may not always be 100% accurate.