APA (7th ed.) Citation
Nkonya, E. M., Gicheru, P., Woelcke, J., Okoba, B., Kilambya, D. W., & Gachimbi, L. N. (2008). On-site and off-Site long-term economic impacts of soil fertility management practices: The case of maize-based cropping systems in Kenya. International Food Policy Research Institute.
Chicago Style (17th ed.) Citation
Nkonya, Ephraim M., Patrick Gicheru, Johannes Woelcke, Barrack Okoba, Daniel W. Kilambya, and Louis N. Gachimbi. On-site and Off-Site Long-term Economic Impacts of Soil Fertility Management Practices: The Case of Maize-based Cropping Systems in Kenya. International Food Policy Research Institute, 2008.
MLA (9th ed.) Citation
Nkonya, Ephraim M., et al. On-site and Off-Site Long-term Economic Impacts of Soil Fertility Management Practices: The Case of Maize-based Cropping Systems in Kenya. International Food Policy Research Institute, 2008.
Warning: These citations may not always be 100% accurate.