00456nam a2200181Ia 4500003000500000008004100005020001800046040001900064082000700083100002000090245003700110250000600147260005000153300001000203365000800213546001200221700004100233STCL230729s9999    xx            000 0 und d  a9788120336896  aSTCLcSTCLbEN  222  aKolman, Bernard 0aDiscrete Mathematical structures  a6  bPHI Learning Private LimitedaNew Delhic2012  a522 p  b375  aEnglish  aBusby, Robert C; Ross, Sharon Cutler