Raj Vir Singh, -. (1991). Drainage and salinity control. Himanshu publications.
Dyfyniad Arddull ChicagoRaj Vir Singh, -. Drainage and Salinity Control. Newdelhi: Himanshu publications, 1991.
Dyfyniad MLARaj Vir Singh, -. Drainage and Salinity Control. Himanshu publications, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.