00276    a2200109   4500020001800000082001600018100002200034245004900056250000900105260003200114300002000146  a9780321717757  a512.72bROS  aRosen, Kenneth H.  aElementary number theory and its application  a6th.  aBostonbpeaesonc2011g2011  axv, 752p.c23p.