000 00366nam a2200133Ia 4500
001 MPKV054109
008 120911s9999 xx 000 0 und d
082 _a500
245 _aScience Vol 169
_c;
246 _aScience Vol 168
246 _aScience Vol 169
260 _aWashington
_bAmerican Association for the Advancement of Science
_c1970
650 _aPure Science
999 _c52107
_d52107