00487nam a2200157Ia 4500001000500000005001700005008004100022020001500063082001400078100003200092245004100124250001200165650004500177999001500222952009200237408020261006003742.0120911s9999    xx            000 0 und d  a025623826X  a005.1 WHI  a Whitten, jeffrey l. 93398  a Systems analysis and design methods  a4th ed.  a System design 2. System analysis 95181  c4080d4080  00104070aNUbNUd2012-09-11l0o005.1 WHIp5485r2012-09-11 00:00:00w2012-09-11yOS