TY - BOOK AU - Shelly,Gary B. AU - Cashman,Thomas J. AU - Rosenblatt,Harry J. TI - Systems analysis and Design methods SN - 9788131505496 U1 - 004.21 22 PY - 2006/// CY - New Delhi PB - Cengage learning KW - Systems planning N1 - Includes index; Dept. of CSE ER -