00542nam a22001937a 4500 5998 5998 12661 BD-DhUAP 20201223125600.0 201223s2007 ii ||||| |||| 001 0 eng d 8131300854 BD-DhUAP Eng BD-DhUAP BD-DhUAP 23 628.168 RIV River pollution / L. B. Singh ... [et al.]. New Delhi : A. P. H. Publishing, 2007. vi, 183 pages ; 22 cm. Includes index. Water Pollution India ddc BK 0 0 ddc 0 0 UAPCL UAPCL General Stacks 2020-12-23 628.168 RIV 3010012661 2020-12-23 1 2020-12-23 BK