Sudhir Pradhan. (2015). Organic farming for improving the fertility of soil. Gene-Tech Books.
Chicago Edition CitationSudhir Pradhan. Organic Farming for Improving the Fertility of Soil. New Delhi: Gene-Tech Books, 2015.
Cita MLASudhir Pradhan. Organic Farming for Improving the Fertility of Soil. Gene-Tech Books, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.