000 00293nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aScience
260 _aAmerican association for the advancement of science
_bWashington
_c6 Aug-30 Aug,1988
362 _a241-241
_b4868-4874
942 _2ddc
_cJ
999 _c189277
_d189277