00906nam a2200241 a 4500 1/38891 091126s2000 enk 00010 eng 9780072909135 0072909137 41537 GR-PeUP 363.7 ENG Enger, Eldon D. Field & laboratory exercises : in environmental science / Eldon D. Enger, Bradley F. Smith with contributions by Heidi Marcum, David A. Aborn, W. Merle Alexander. 7th ed. Boston : McGraw Hill, 2000. v, 195 σ. ; 28 εκ. Environmental sciences Experiments. Environmental sciences Laboratory manuals. Smith, Bradley Fraser. INST UNIPILB MAIN 20091126 363.7 ENG 00159625 00159625 LOAN 0 1 /webopac/covers/02/41537_9780072909135.jpg /webopac/covers/02/41537_0072909137.jpg