00552nam a2200193Ia 4500003000900000008004100009020001800050040001600068080001600084100002000100245010300120260004100223300001500264650002500279650001900304650000900323650000900332700001700341IN-BaIIA211028s9999    xx            000 0 eng d  a0-87626-412-7  cIIA Library  a519.68bCON  aConway, Richard 0aIntroduction to structured programmingbusing PL/I, PL/C and PL/CTcRichard Conway and David Gries  aCambridgebWinthrop Publishersc1977  axvi, 535p.  aComputer Programming  aNASA Thesaurus  aPL/I  aSP/K  aGries, David