APA (7th ed.) Citation
Williams, T. O., Powell, J., & Fernández Rivera, S. (1995). Manure availability in relation to sustainable food crop production in semi-arid West Africa: Evidence from Niger.
Chicago Style (17th ed.) Citation
Williams, Timothy O., J.M Powell, and S. Fernández Rivera. Manure Availability in Relation to Sustainable Food Crop Production in Semi-arid West Africa: Evidence from Niger. 1995.
MLA (9th ed.) Citation
Williams, Timothy O., et al. Manure Availability in Relation to Sustainable Food Crop Production in Semi-arid West Africa: Evidence from Niger. 1995.
Warning: These citations may not always be 100% accurate.