00291nam a2200097Ia 4500008004100000040002500041082002200066100002300088245005500111260002700166240215s9999    xx            000 0 und d  aNORSU-DumcNORSU-Dum  a005.1/P92/c1/1997  aPressman, Roger S. 0aSoftware engineering a practitioner's approach/4th  bMcGraw-Hill, Incc1997