000 00381nam a2200133Ia 4500
008 211224s9999 xx 000 0 und d
020 _a9780143330240
082 _a031 OBR
100 _aO'Brien, Derek
245 0 _aBournvita book of knowledge volumes 4-6
260 _aNew Delhi:
_bPenguin Books India Pvt. Ltd,
_c2007
300 _a382 p. : ill.
650 _aQuestions and answers
999 _c33546
_d33546