00476nam a22001697a 450000500170000001000150001702000260003203500140005803700130007208200080008510000230009324500740011626000390019027000200022930000230024950000340027220171114104938.0  aENG-121377  a9789384721190c550.00  aEN-104909  bDBAD/PUB  a168  aDutta Sharma,Ratna  aTheory of argumentation  :btraditional and modern /cby Achin Vanaik  aKolkatabJadavpur Universityc2015  bKolkatae700073  ax,258p.b23cm(Hb).  aIncludes references and index