00398nam a2200145Ia 4500080001800000040001600018100002400034245008200058260004100140300001000181500001500191650002800206010000900234010000900243  a338.26 BET pr  aBIEFCVbPor  aBettelheim, Charles  aProblémes théoriques et pratiques de la planification/ Charles Bettelheim  aParis:bED François Maspero,c1977  a303p.  aexemplares  aPlaneamento económico  atrue  atrue