00615nam a22001697a 4500 230421b |||||||| |||| 00| 0 eng d National Science Library National Science Library 502.55(204)(082.2) L8.1 Water pollution control in development countries: Proceedings of the international conference held at Bangkok, Thailand 21-25 February, 1978 Bangkok: The Asian Institute of Technology, 1978 264p. Pollution Development Ouano, E A R (Ed.) Lohani, B N (Ed.) udc PR 22323 22323 0 0 udc 0 502552040822_L82 0 32627 NSL NSL GF/Rk-5/C-20/R-4 1979-08-24 0 502.55(204)(082.2) L8.2 89343 2023-04-21 00:00:00 1979-08-24 PR