Shipp, D. E., & Adams, S. (1964). Developing arithemetic concepts and skills.
シカゴスタイル引用形Shipp, Donald E., , Sam Adams. Developing Arithemetic Concepts and Skills. Prentice-Hall Inc., Englewood Cliffs, New Jersy, 1964.
MLA引用形式Shipp, Donald E., , Sam Adams. Developing Arithemetic Concepts and Skills. 1964.
警告: この引用は必ずしも正確ではありません.