00359nam a2200145 a 450000500170000002000150001708200160003210000170004824500310006525000140009626000330011030000240014370000250016770000210019220251203110936.0  a8126508809  a004.21bDEN  aDennis, Alan  aSystem analysis and design  a3rd Eedn.  aNew DelhibWiley indiac2006  axx, 555p.c24cm. PB  awixom, Barbara Haley  aRoth, Roberta m.