000 00284nam a2200121Ia 4500
008 160921s9999 xx 000 0 und d
082 _a863.16.11
100 _aDr. S P KULSHRESTHA
245 _aTEACHING OF PHYSICAL SCIENCE
260 _bR LALL
_c2009
300 _a242
942 _cBK
999 _c31321
_d31321