APA (7th ed.) Citation
Dixon, J. A., Hellin, J., Xiaoyun, L., & Hyman, G. G. (2009). Forty years of farming systems classification for enhanced food security and poverty reduction. CAB International.
Chicago Style (17th ed.) Citation
Dixon, John A., JJ Hellin, Li Xiaoyun, and Glenn G. Hyman. Forty Years of Farming Systems Classification for Enhanced Food Security and Poverty Reduction. CAB International, 2009.
MLA (9th ed.) Citation
Dixon, John A., et al. Forty Years of Farming Systems Classification for Enhanced Food Security and Poverty Reduction. CAB International, 2009.
Warning: These citations may not always be 100% accurate.