APA (7th ed.) Citation

North Central Weed Science Society (U.S.). (1989). Proceedings. North Central Weed Science Society.

Chicago Style (17th ed.) Citation

North Central Weed Science Society (U.S.). Proceedings. [Champaign, Ill.]: North Central Weed Science Society, 1989.

MLA (9th ed.) Citation

North Central Weed Science Society (U.S.). Proceedings. North Central Weed Science Society, 1989.

Warning: These citations may not always be 100% accurate.