APA (7th ed.) Citation

Crop Science Society of America, Symposium on Challenges and Strategies for Dryland Agriculture, Rao, S. C., & Ryan, J. (2004). Challenges and strategies for dryland agriculture. Crop Science Society of America.

Chicago Style (17th ed.) Citation

Crop Science Society of America, Symposium on Challenges and Strategies for Dryland Agriculture, Srinivas C. Rao, and J. Ryan. Challenges and Strategies for Dryland Agriculture. Madison, Wis.: Crop Science Society of America, 2004.

MLA (9th ed.) Citation

Crop Science Society of America, et al. Challenges and Strategies for Dryland Agriculture. Crop Science Society of America, 2004.