00257nam a2200097Ia 4500008004100000082003500041245003300076260002600109300001400135650001000149130903s9999    xx            000 0 und d  aTR633.74(81) 1979 (047.3)   L9  aCEPEC; informe techico, 1979  aBaluia (Brazil)c1979  axvi,444p.  aCocoa