000 00285nam a2200121Ia 4500
008 220201s1973 xx 000 0 eng d
082 _a100
_bKAU
100 _aKaul,Badrinath
245 0 _aElements of Scientific Method
260 _bS. Chand & co.
_c1973
300 _a122
942 _2ddc
999 _c2088
_d2088