000 00257nam a2200109Ia 4500
008 220201s1965 xx 000 0 eng d
100 _aTRIPATHI TARA
245 0 _aALBERT EINSTIEN
260 _aDELHI
_bPRATYUSH PRAKASHAN
_c1965
300 _a62
942 _2ddc
999 _c92418
_d92418