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008 220421s9999||||xx |||||||||||||| ||und||
020 _c225
040 _aBED
082 _a500.2 MAN
100 _aMANGAL
_94033
245 0 _aTEACHING OF PHYSICAL SCIENCES
260 _bARYA BOOK DEPOT
_aNEW DELHI
300 _a352p.
500 _a1739
942 _cBK
999 _c1739
_d1739