Soberon, P. (2013). Problem-solving methods in combinatorics: An approach to olympiad problems. Birkhauser.
シカゴスタイル引用形Soberon, Pablo. Problem-solving Methods in Combinatorics: An Approach to Olympiad Problems. London: Birkhauser, 2013.
MLA引用形式Soberon, Pablo. Problem-solving Methods in Combinatorics: An Approach to Olympiad Problems. Birkhauser, 2013.
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