APA (7th ed.) Citation

(1984). Nitrogen in crop production: Proceedings of a symposium held 25 - 27 May 1982 at Sheffield, Alabama. American Soc. of Agronomy [u.a.].

Chicago Style (17th ed.) Citation

Nitrogen in Crop Production: Proceedings of a Symposium Held 25 - 27 May 1982 at Sheffield, Alabama. Madison, Wis: American Soc. of Agronomy [u.a.], 1984.

MLA (9th ed.) Citation

Nitrogen in Crop Production: Proceedings of a Symposium Held 25 - 27 May 1982 at Sheffield, Alabama. American Soc. of Agronomy [u.a.], 1984.