00310nam a2200121Ia 4500008004100000020001500041041000800056082002500064100001500089245003800104260003800142300000800180211209s2007    xx            000 0 und d  a8128007163  aeng  a511.622 O 00 TRE/MAN  aRUDRAIAH N  aDISCRETE MATHEMATICAL STRUCTURES   aBANGALOREbSAPNA BOOK HOUSEc2007  a377