Mathematical problems and puzzles from the Polish mathematical olympiads /
Straszewicz, S.
Mathematical problems and puzzles from the Polish mathematical olympiads / by S. Straszewicz, Translated from Polish by J. Sm�olska. - Oxford : Pergamon Press, 1965. - viii, 367 p. : ill. - Popular lectures in mathematics : v. 12 . - Popular lectures in mathematics (New York, ). .
Translation of Zadania z olimpiad matematycznych.
Mathematics--Problems, exercises, etc.
Mathematical problems and puzzles from the Polish mathematical olympiads / by S. Straszewicz, Translated from Polish by J. Sm�olska. - Oxford : Pergamon Press, 1965. - viii, 367 p. : ill. - Popular lectures in mathematics : v. 12 . - Popular lectures in mathematics (New York, ). .
Translation of Zadania z olimpiad matematycznych.
Mathematics--Problems, exercises, etc.