000 00307nam a2200109Ia 4500
008 130521s9999 xx 000 0 und d
020 _a80229729
100 _a"Catalano, Ralph"
245 _a"Health, Behavior and the Community :"
260 _aNew York :
650 _aSOCIAL CHANGE;SOCIAL PROBLEMS;EXTERNALITIES
999 _c3960
_d3960