00385nam a2200133Ia 4500008004100000041000800041082001500049100002000064245008700084260004300171300001200214365000700226650001800233210719s1958 xx 000 0 und d aeng a303.4 MEAC aMEAD (Margaret) aCultural patterns and technical change. (from the tensions and technology series). aUSA.bThe New American Library.,c1958 a352bPB cRs aSocial Change