00449nam a2200145Ia 4500 5753 20261006003904.0 120911s9999 xx 000 0 und d 0534984576 004.21 SYS Shelly, Gary B ?[et.al.] 4494 Systems analysis and design / Gary B. Shelly ... [et al.]. Boston : Boyd & Fraser Pub. Co., c1991. System analysis. 2.System design. 6810 5753 5753 0 0 0 0 NU NU 2012-09-11 0 004.21 SYS 5565 2012-09-11 00:00:00 2012-09-11 OS