00492nam a22001697a 4500 230609b |||||||| |||| 00| 0 eng d National Science Library National Science Library 626.87 N1 Gupta, N L Challenge of wastelands utilization issues and themes Jaipur: Academic Publishers, 1991 256p. Science Environmental science Maroo, R L udc BK 41624 41624 0 0 udc 0 62687_N1 0 62060 NSL NSL GF/Rk-13/C-15/R-3 1991-07-15 0 626.87 N1 172108 2023-06-09 00:00:00 2023-06-09 BK