00760nam0-22002891i-450-99000064927040332120001010000064927FED01000064927(Aleph)000064927FED0100006492720001010d--------km-y0itay50------baitay-------001yy<<Les >>polderspar Paul Wagret. -New YorkJ. Wiley and sons1977.XII, 350 p.ill22 cm<<La >>nature et l'homme3Wagret,Paul32800ITUNINARICAUNIMARCBK99000064927040332101 ST TER 74743DINSTDINSTPolders304430UNINAING01