Glatthorn, A. A. Learning twice: An introduction to the methods of teaching. Harper Collins.
芝加哥风格引文Glatthorn, Allan A. Learning Twice: An Introduction to the Methods of Teaching. New York: Harper Collins.
MLA引文Glatthorn, Allan A. Learning Twice: An Introduction to the Methods of Teaching. Harper Collins.
警告：这些引文格式不一定是100％准确.