APA (7th ed.) Citation

ACSESS Digital Library, Raun, W. R., & Schepers, J. S. (2008). Nitrogen in Agricultural Systems. American Society of Agronomy, Crop Science Society of America, Soil Science Society of America. https://doi.org/10.2134/agronmonogr49.frontmatter

Chicago Style (17th ed.) Citation

ACSESS Digital Library, W. R. Raun, and J. S. Schepers. Nitrogen in Agricultural Systems. Madison, WI: American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, 2008. https://doi.org/10.2134/agronmonogr49.frontmatter.

MLA (9th ed.) Citation

ACSESS Digital Library, et al. Nitrogen in Agricultural Systems. American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, 2008. https://doi.org/10.2134/agronmonogr49.frontmatter.