00565nam a22002057a 450000500170000000800410001704000090005808200170006724500460008425000080013026000350013830000190017370000260019270000280021870000270024670000250027370000320029894200120033099900170034220210120115108.0210120b           ||||| |||| 00| 0 eng d  coclc  a320.011bSNA  aSnatak Mahalar Rajanaitik Tatwar Parichai  a1st  aGuwahatibArun Prakashanc2019  a256 p ; c21cm1 aPal, Dr. K.C.eAuthor1 aNayak, Dr. P.C.eAuthor1 aPal, Dr. NeetaeAuthor1 aDas, PlabitaeAuthor1 aDutta, Mohan RanjaneAuthor  2ddccBK  c24584d24584