00587nam a2200205 4500 BD-DhUL 20150108174702.0 150108s1989 ii a|||| |||| 000 0 eng d 8185076707 BD-DhUL BD-DhUL SIE 631.583 Singh, M. k. Environmental changes and development / M. K. Singh. Allahabad : Chugh Pub., c1989. xv, 284 p. : ill. ; 21 cm. IRS 225.00 Includes bibliographical refarences. Environmental Agriculture ddc BK 29135 29135 0 0 ddc 0 631_583000000000000_SIE 0 NFIC 54512 DUSL DUSL GEN 1992-07-09 Purchased 631.583 SIE 340530 2015-01-08 2 2015-01-08 BK 0 0 ddc 0 631_583000000000000_SIE 0 NFIC 54513 DUSL DUSL GEN 1992-07-09 Purchased 631.583 SIE 2015-01-08 1340529 2015-01-08 BK