00503nam a2200157Ia 4500008004100000020001400041082001400055100003400069245007200103250000800175260004500183300002700228500001900255600002100274650005000295240925s9999    xx            000 0 und d  a805303219  a005.1 HEL  aHelman, Paul; Veroff, Robbert 0aIntermediate Problem Solving and Data Structures: walls and mirrors  a2nd  aRedwood City:bBenjamin Cummingsc,1991.  aix,378p.bNAfOriginal  aIncludes Index  aComputer Science  aComputer science, information & general works