ebrary, Inc, & Scherer, M. (2003). Keeping good teachers. Association for Supervision and Curriculum Development.
Chicagoスタイル(17版)引用形式ebrary, Inc, , Marge Scherer. Keeping Good Teachers. Alexandria, VA: Association for Supervision and Curriculum Development, 2003.
MLA(9版)引用形式ebrary, Inc, , Marge Scherer. Keeping Good Teachers. Association for Supervision and Curriculum Development, 2003.
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