00265nam a2200097Ia 4500008004100000020003500041050001800076100002100094245004300115260000900158230416s9999||||xx |||||||||||||| ||und||  a0435838016 : | 0435838024 (pbk  aH61 .C25 1980  aCarley, Michael. 0aRational techniques in policy analysis  c1980