00753nam a22002057a 4500 BD-DhUL 20190129120841.0 190129s1999 ja a|||| |||| 00| 0 eng 9280718193 BD-DhUL BD-DhUL 577.6315 UNP UNEP International Enternational Technology Centre. Planning and management of lakes and reservoirs, an integrated approach to eutrophication/ UNEP International Enternational Technology Centre. Osaka : UNEP International Enternational Technology, 1999. [2], xiii, 375 p. : ill. (some col.) ; 30 cm. Bibliography: p. 365-370 Includes index. Lakes. ddc BK 246021 246021 0 0 ddc 0 577_631500000000000_UNP 0 NFIC 374335 DUL DUL UNC 2019-01-29 Gift 577.6315 UNP D21261 2019-01-29 2019-01-29 BK