000 00322nam a2200145Ia 4500
008 240201s2014 xx 000 0 eng d
020 _a9 789351032618
082 _a523.8'875 THA
100 _aTHAN,KER
245 0 _aBLACK HOLES
260 _bSCHOLASTIC
_c2014
300 _a48
650 _aSCIENCE
942 _2ddc
_cBK
999 _c14242
_d14242