00545nam a22002057a 450000500170000001000130001702000190003003500130004903700160006204000120007808200150009010000170010524500520012224600060017426000430018027000520022330000200027565000210029565000230031620170124105928.0  aA-822679  c00a8120718658  aA-822679  bCen Lib/Ret  aDPLbEN  a398.6bVAS  aVas, Gratian  aThe sterling book of riddles /cby Gratian Vas   b   bSterling Publishers c1996aNew Delhi   bNew Delhi aL-10, green park extention e110016  a128p.c20cm(Hb)  aLaguage & logic   aPuzzling questions