000			00394nam a22001457a 4500
008			160122b xxu||||| |||| 00| 0 eng d
020			_a9788183520362
082			_223 _a530.092 _bHAW
100			_aHawking, Stephen.
245			_aChallenge to Impossible / _cStephen Hawking.
250			_a2nd ed.
260			_aNew Delhi : _bMahavir Publication, _c2012.
300			_a128 p. ;
942			_2ddc _cREF
999			_c2937 _d2937