APA Edition Citation

Craig C Sheaffer. (2009). Introduction to agronomy: Food, crops and environment. Delmar cengage learning.

Chicago Edition Citation

Craig C Sheaffer. Introduction to Agronomy: Food, Crops and Environment. UK: Delmar cengage learning, 2009.

MLA Edition Citation

Craig C Sheaffer. Introduction to Agronomy: Food, Crops and Environment. Delmar cengage learning, 2009.

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