000 00260nam a2200121Ia 4500
008 220821s2009 xx 000 0 eng d
100 _aHARTLE, JAMES B.
245 0 _aGRAVITY
250 _a1ST
260 _bPEARSON
_c2009
300 _a600
942 _2ddc
_cBTECH
999 _c1631
_d1631