000 00332nam a2200133Ia 4500
654 _aPHY
100 _aInter-University Board Of India & Ceylon.Newdelhi.
250 _a1st Ed.
245 _aResearch In Progress.Vol-1.Physical Science.
260 _bIUBI
_c1968
082 _bINT
_aPC-847
300 _a429p.
999 _c38676
_d38676
655 _aP-00
546 _aText in English
041 _aeng
300 _c22 cm.