Andreescu, T., & Andreescu, T. A. (2007). 104 number theory problems. Birkhauser.
シカゴスタイル引用形Andreescu, Titu, , Titu; Andrica Andreescu. 104 Number Theory Problems. Boston: Birkhauser, 2007.
MLA引用形式Andreescu, Titu, , Titu; Andrica Andreescu. 104 Number Theory Problems. Birkhauser, 2007.
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