Singh, Gurmel. Manual of soil and water conservation practices / Gurmel Singh... et al . - / . - New Delhi : Oxford and IBH Publishing , 2004. - viii,385p. : ills.,tables,picts ; 24cm . Includes index ISBN: 8120405528 RS275.00 Subjects--Index Terms: SOIL CONSERVATION Dewey Class. No.: 631.45 / SIN/M