000 00284nam a2200121Ia 4500
008 220201s1957 xx 000 0 eng d
082 _bGUL
100 _aGulati, H. R.
245 0 _aCalculation in physics
260 _aDelhi
_bModern book depot
_c1957
300 _a384
942 _2ddc
999 _c19456
_d19456