00266nam a2200097Ia 4500080001800000100002300018245006100041260003500102300001300137583001800150  a16.01.01 M235  aSerageldin, Ismail  aMaking development sustainable : from concepts to action  bWorld BankaWashingtonUSc1994  av, 40 p.  c5/31/06kJOYD