00535     2200193   4500001002100000035002000021245011100041260004200152300002400194084001300218082001300231650002700244650001400271650002000285990000900305990000900314990000900323990000900332INLIS000000000001662  a0010-0121000028  aSustainability issues in agricultural developmentbproceedings of the seventh agriculture sector symposium  aWashington, D.CbThe World Bankc1987  aviii, 382 p.c28 cm  a63.001.6  a63.001.6  aPERTANIAN-PERKEMBANGAN  aPERTANIAN  aSUSTAINABILITY.  a2638  a2638  a2638  a2638