Gupta, M. K. (2007). Handbook of organic farming and bio-fertilizers. ABD Publishers.
Chicago Edition CitationGupta, M K. Handbook of Organic Farming and Bio-fertilizers. Jaipur: ABD Publishers, 2007.
MLA Edition CitationGupta, M K. Handbook of Organic Farming and Bio-fertilizers. ABD Publishers, 2007.
Warning: These citations may not always be 100% accurate.