00357nam a2200133Ia 4500008004100000020002200041040002600063082001200089100002000101245005400121260002700175003000400202005001700206241217s9999||||xx |||||||||||||| ||und||  a9780135621745c36  bengcSSK Libraryerda  a004 DAV  a Alan M.  Davis 0aSoftware Requirements- Objects, Funtions & States  b Prentice Hallc©1993OSt20241217112732.0