Gaya APA
Straszewicz, S.. (1965).
Mathematical problems and puzzle : from the polish mathematical olympiads .
London:
Pergamon Press.
Gaya Chicago
Straszewicz, S..
Mathematical problems and puzzle : from the polish mathematical olympiads.
London:
Pergamon Press,
1965.
Text.
Gaya MLA
Straszewicz, S..
Mathematical problems and puzzle : from the polish mathematical olympiads.
London:
Pergamon Press,
1965.
Text.
Gaya Turabian
Straszewicz, S..
Mathematical problems and puzzle : from the polish mathematical olympiads.
London:
Pergamon Press,
1965.
Print.