Orton, A. (1992). Learning mathematics: Issues, theory and classroom practice (2nd ed.). Cassell.
芝加哥风格引文Orton, Anthony. Learning Mathematics: Issues, Theory and Classroom Practice. 2nd ed. London: Cassell, 1992.
MLA引文Orton, Anthony. Learning Mathematics: Issues, Theory and Classroom Practice. 2nd ed. Cassell, 1992.
警告：这些引文格式不一定是100％准确.