000 00281nam a2200097Ia 4500
008 130123s9999 xx 000 0 und d
082 _a LEN
100 _aLenski, Gerhard.
245 _aHuman Societies : A Macrolevel Introduction to Sociology .
260 _aNew York
_bMcGraw Hill
_c1970
999 _c84285
_d84285