00499nam a22001577a 4500 230426b |||||||| |||| 00| 0 eng d 81-7100-332-X National Science Library National Science Library 502.3 N1 Environment planning, machinery and management / Deep & Deep Publications New Delhi: Deep & Deep Publications, 1991 viii, 456p. Science Mahajan, V S (Ed.) udc BK 23760 23760 0 0 udc 0 5023_N1 0 34862 NSL NSL GF/Rk-5/C-19/R-6 1991-08-24 0 502.3 N1 172236 2023-04-26 00:00:00 1991-08-24 BK