00358nam a22001337a 450000500170000000800410001704000090005808200130006710000320008024500480011225000080016026000390016830000170020720201214125431.0201214b           ||||| |||| 00| 0 eng d  cOCLC  a022bROH  aRohman, Dr. WakidureAuthor  aSnatak Mahalar Granthagar Aru Tathya Bigyan  a1st  aGuwahatibEastern Book Housec2021  a189 p;c21cm