00385nam a2200121Ia 4500001001100000005001700011008004400028020002400072245007700096260002500173300001600198650004900214000001665420251012174547.0         1977    fr                       c  a9231014560cPercuma10aProject evaluation methodologies and techniquescConstantin G. Soumelis   aParisbUNESCOc1977   a137p.c24cm00aEvaluation research (Social action programs)