00520nam a22001817a 450000500170000001000150001702000260003203500130005803700130007108200110008410000220009524500540011726000430017127000670021430000300028165000210031165000060033220100813111552.0  aENG-100202  a9788190762410c150.00  aEN-83734  bDBAD/PUB  a004.21  aParthasarathi, M.  aSystem analysis and design /cby M. Parthasarathi  aChennaibPoongundran Pathippagamc2009  a2 D, 246 (82) Rengarajapuram road KodambakkambChennaie600024  a208p.:bill. c21cm (pbk)  aSystem Analysis   ad