Allen, C. L., & Hobt, A. W. (1944). Recreation handbook for group leaders. University of Tennessee, Division of university extension.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAllen, Catherine Louise, और Albert Watt Hobt. Recreation Handbook for Group Leaders. Knoxville, Tenn.: University of Tennessee, Division of university extension, 1944.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAllen, Catherine Louise, और Albert Watt Hobt. Recreation Handbook for Group Leaders. University of Tennessee, Division of university extension, 1944.
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