000 00313nam a2200121Ia 4500
001 MPKV056040
008 120911s9999 xx 000 0 und d
082 _a500
245 _aScientific American
_c;
246 _aScientific American
260 _aNew York
_bScientific American Inc.
_c1966
650 _aPure Science
999 _c54034
_d54034