Lyons, P. (1992). Thirty five lesson formats: A sourcebook of instructional alternatives. Educational Technology Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLyons, Paul. Thirty Five Lesson Formats: A Sourcebook of Instructional Alternatives. Englewood Cliffs: Educational Technology Publications, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLyons, Paul. Thirty Five Lesson Formats: A Sourcebook of Instructional Alternatives. Educational Technology Publications, 1992.
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