00459nam a22001697a 450000500170000001000150001702000220003202000250005403500130007903700130009208200120010510000180011724500470013526000370018227000490021930000210026820100821120244.0  aENG-101181  a8188295124c40.00  a9788188295128c40.00  aEN-84714  bDBAD/PUB  a808.066  aNarayanan, V.  aTechnical communication /cby V. Narayanan  aTrichibNawal Publicationsc2007  aP.B. No. 473, 51, Jabarsha StreetbTrichie8  a80p.c21cm (pbk)