Leggat, R. (1974). Showing off: Display techniques for the teacher (Rev. [ed.].). National Committee for Audio-Visual Aids in Education.
芝加哥风格引文Leggat, Robert. Showing off: Display Techniques for the Teacher. Rev. [ed.]. London: National Committee for Audio-Visual Aids in Education, 1974.
MLA引文Leggat, Robert. Showing off: Display Techniques for the Teacher. Rev. [ed.]. National Committee for Audio-Visual Aids in Education, 1974.
警告：这些引文格式不一定是100％准确.