Widtsoe, J. A. (2007). Dry farming for sustainable agriculture. Agrobios.
Chicago Style (17th ed.) CitationWidtsoe, John A. Dry Farming for Sustainable Agriculture. India: Agrobios, 2007.
MLA (9th ed.) CitationWidtsoe, John A. Dry Farming for Sustainable Agriculture. Agrobios, 2007.
Warning: These citations may not always be 100% accurate.