00437nam a2200121Ia 4500008004100000040002500041082001500066100012800081245003900209250002000248260003900268300000800307230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a515.35 R13  aRainville, Earl D., Philip E. Bedient, and Richard E. Bedient, Earl D. Rainville, Philip E. Bedient, and Richard E. Bedient 0aElementary differential equations   aSeventh Edition  bMacmillan Publishing companyc1989  a546