000 00231nam a22000977a 4500
082 _a615.531 DWP
100 _aRamanatha Dwivedi
245 _aPatent Prescriber
260 _aVaranasi
_bChaukhambha Vidyabhawan
_c1971
942 _2ddc
_cBK
999 _c33241
_d33241