00613nam a22002177a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001700102110001100119245011900130260002700249300002000276490002700296650001200323650003300335830002700368CHAP20220817041800.0971013s1966            r     00010     d  a24315  a25287  a29387  cCHAP  a551.483bU54  aUNESCO  aScientific problems of the humid tropical zone deltas and their implicationsb: proceedings of the Dacca symposium  aParis :bUNESCO,c1966  a422 P.b: ilus.  aHumid Tropics Research14aDeltas.14aTrópicosxInvestigación.0 aHumid Tropics Research