Soifer, A. (2020). Competitions for Young Mathematicians. 1st ed. 2017. Springer International Publishing.
Trích dẫn kiểu ChicagoSoifer, Alexander. Competitions for Young Mathematicians. 1st Ed. 2017. Springer International Publishing, 2020.
MLA CitationSoifer, Alexander. Competitions for Young Mathematicians. 1st Ed. 2017. Springer International Publishing, 2020.
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