Pretty, J. N., Toulmin, C., & Williams, S. B. (2011). Sustainable intensification: Increasing productiivty in African food and agricultural systems. Earthscan.
Chicago Style (17th ed.) CitationPretty, Jules N., Camilla Toulmin, and Stella B. Williams. Sustainable Intensification: Increasing Productiivty in African Food and Agricultural Systems. London, UK: Earthscan, 2011.
MLA (8th ed.) CitationPretty, Jules N., et al. Sustainable Intensification: Increasing Productiivty in African Food and Agricultural Systems. Earthscan, 2011.
Warning: These citations may not always be 100% accurate.