00385nam a2200121Ia 4500008004100000020001800041082001800059100002300077245004900100260004500149300002700194490004200221240111b        |||||||| |||| 00| 0 eng d  a9788185931999  a510.9bY13.IM  aYahaghi, Bamdad R.  aIranian mathematics competitions 1973-2007 /  aNew Delhi:bHindustan Book Agency,c2010  axv, 284p. Bibl. Index.  aTexts and readings in Mathematicsv56