Shklarsky DO

The USSR Olympiad problem book : selected problems and theorems of elementary mathematics / D.O. Shklarsky, N.N. Chentzov, I.M. Yaglom ; translated by John Maykovich. - 3rd ed - New York : Dover, 1994. - xvi, 452 p. : ill. ; 22 cm

0486277097


Mathematics--Problems exercises etc

QA43

510/.76