Williams, T. O., Powell, J., & Fernández Rivera, S. (1995). Soil fertility maintenance and food crop production in semi-arid West Africa: Is reliance on manure a sustainable strategy?
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Chicago Style (17th ed.) Citation
Williams, Timothy O., J.M Powell, and S. Fernández Rivera. Soil Fertility Maintenance and Food Crop Production in Semi-arid West Africa: Is Reliance on Manure a Sustainable Strategy? 1995.
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MLA (9th ed.) Citation
Williams, Timothy O., et al. Soil Fertility Maintenance and Food Crop Production in Semi-arid West Africa: Is Reliance on Manure a Sustainable Strategy? 1995.
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Warning: These citations may not always be 100% accurate.