Hughes, F. P. (1999). Children, play, and development (Third edition.). Allyn and Bacon.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHughes, Fergus P. Children, Play, and Development. Third edition. Boston: Allyn and Bacon, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHughes, Fergus P. Children, Play, and Development. Third edition. Allyn and Bacon, 1999.
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