記錄引文
APA引文
(17). [Ensaio sobre Matemática e Aritmética].
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Chicago Style (17th ed.) Citation
[Ensaio Sobre Matemática E Aritmética]. 17.
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MLA引文
[Ensaio Sobre Matemática E Aritmética]. 17.
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警告：這些引文格式不一定是100％准確.