00431nam a2200181Ia 4500003000400000005001700004006001800021007000300039008004100042024001200083037001200095040002000107041001300127082001300140100002000153245002600173260005000199OSt20220918230911.0a|||||r|||| 00| 0ta220917b        |||||||| |||| 00| 0 eng d  a261,511  cTextual  aARTScARTSbeng  2engaeng  aX:71, L1  aBilas Richard A 0aMicroeconomics theory  aAucklandbMcGrawiHill Book Company     c1971