00564aam a2200205 4500 OSt 20260625111113.0 140223b1998 xxu||||| |||| 00| 0 eng d 0521225078 577.6 LEC Cren, E. D. Le The Functioning Of Freshwater Ecosystems London Cambridge University 1980 588p. 'Frewater Productivity McConnell, R. H. Lowe books(AACR-2 Format)Status: ReceivedControl No.: 3149 ddc BK 11607 11607 0 0 ddc 0 1 REF IIFM IIFM 1999-02-05 0 577.6 LEC 8059 2025-05-21 09:48:00 2025-05-21 BK