00941cam a2200277 a 4500 1851714 BD-DhUL 20170418100843.0 820828s1980 fr a b i000 0 eng 81182419 F*** 9231018868 (pbk.) DLC DLC DLC BD-DhUL TD426 .A65 1980 551.4 19 UNA Aquifer contamination and protection : project 8.3 of the International Hydrological Programme / prepared by the project working group, R.E. Jackson, chairman and general editor. Paris : Unesco, 1980. 440 p. : ill. ; 30 cm. Studies and reports in hydrology ; 30 Includes bibliographies. Groundwater Pollution. Wellhead protection. Jackson, R. E. (Richard E.) International Hydrological Programme. ddc REF 184471 184471 0 0 ddc 0 551_400000000000000_UNA 1 REF 320654 DUL DUL UNC 2017-04-18 Gift 551.4 UNA D17090 2017-04-18 1 2017-04-18 REF