00281nam a2200109Ia 4500008004100000022001700041040002500058082001600083100002000099245002100119260003100140240215s9999    xx            000 0 und d  a97108-0006-x  aNORSU-DumcNORSU-Dum  a004/Z9/1981  aYladimir, Zwass 0aComputer Science  bBarnes & Noble Booksc1981