Singh, G. (2005). Greening sodic lands: Bichhian model. CSSRI.
Chicago Edition CitationSingh, Gurbachan. Greening Sodic Lands: Bichhian Model. Karnal: CSSRI, 2005.
Cita MLASingh, Gurbachan. Greening Sodic Lands: Bichhian Model. CSSRI, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.