00341nam a2200121Ia 4500008004100000040002500041082001500066100002400081245004900105250001900154260003500173300001100208230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a300.18 H76  aHoover, Kenneth R.  4aThe elements of social scientific thinking    aSecond Edition  bSt. Martin's Press, Inc.c1980  a164 p.