000 00266nam a2200121Ia 4500
003 LDD
040 _cLDD
041 _aen
245 0 _aScientific American to be entered
260 _ato be entered
_c1 Apr-30 Jun,1999
362 _a280-280
_b04-Jun
942 _2ddc
_cJ
999 _c188735
_d188735