000 00241nam a2200109Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aLeon (Alexis)
245 0 _aSql A Complete Ref.
250 _a1
260 _bTMH
942 _2ddc
_cSCIENCE
999 _c18170
_d18170