Somerset, A. (2002). Basic number skills: Why students fail in math. National Institute for Science and Mathematics Education Development, University of the Philippines.
Chicagoスタイル(17版)引用形式Somerset, Anthony. Basic Number Skills: Why Students Fail in Math. Quezon City: National Institute for Science and Mathematics Education Development, University of the Philippines, 2002.
MLA(9版)引用形式Somerset, Anthony. Basic Number Skills: Why Students Fail in Math. National Institute for Science and Mathematics Education Development, University of the Philippines, 2002.
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