00722nam0 2200241 450 00001338120080623105746.020080623d1981----km-y0itay50------baengGBy-------001yy<<A >>treatise on the family[Gary S. Becker]LondonHarvard university press1981XII, 288 p.25 cmFamigliaAspetti economici306.819Matrimonio e famiglia306.8519FamigliaBecker,Gary S.118957ITUNIPARTHENOPE20080623RICAUNIMARC000013381022/1506727NAVA2Treatise on the Family454856UNIPARTHENOPE