000 00319nam a2200121Ia 4500
008 240125s9999||||xx |||||||||||||| ||und||
020 _a9780810930957
041 _aeng
100 _aSteffen, Alex
_916258
245 0 _aWorld changing: user's guide for the 21st century
260 _bAbrams
_aNew York
_c2006
942 _cBK
999 _c27628
_d27628