Leggat, R. (1974). Showing off: Display techniques for the teacher (Rev. [ed.].). National Committee for Audio-Visual Aids in Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLeggat, Robert. Showing off: Display Techniques for the Teacher. Rev. [ed.]. London: National Committee for Audio-Visual Aids in Education, 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLeggat, Robert. Showing off: Display Techniques for the Teacher. Rev. [ed.]. National Committee for Audio-Visual Aids in Education, 1974.
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