000 00317nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c150
040 _aBED
100 _aMangal S K
245 0 _aTEACHING OF PHYSICAL SCIENCES
260 _bARYA BOOK DEPOT
_aN.D.
300 _a358
500 _a3002
942 _cBK
999 _c3002
_d3002