Sally, J. D., & Sally, P. (2012). Roots to research: A vertical development of mathematical problems. American Mathematical Society.
シカゴスタイル引用形Sally, Judith D., , Paul Sally. Roots to Research: A Vertical Development of Mathematical Problems. Providence, R.I.: American Mathematical Society, 2012.
MLA引用形式Sally, Judith D., , Paul Sally. Roots to Research: A Vertical Development of Mathematical Problems. American Mathematical Society, 2012.
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