ebrary, Inc, & Scherer, M. (2003). Keeping good teachers. Association for Supervision and Curriculum Development.
芝加哥风格引文ebrary, Inc, 与 Marge Scherer. Keeping Good Teachers. Alexandria, VA: Association for Supervision and Curriculum Development, 2003.
MLA引文ebrary, Inc, 与 Marge Scherer. Keeping Good Teachers. Association for Supervision and Curriculum Development, 2003.
警告：这些引文格式不一定是100％准确.