000 00293nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aScience
260 _aAmerican association for the advancement of science
_bWashington
_c1 Mar-31 Mar,1992
362 _a255-255
_b5049-5052
942 _2ddc
_cJ
999 _c189869
_d189869