Drifte, C. (2004). Encouraging positive behaviour in the early years: A practical guide. Paul Chapman Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDrifte, Collette. Encouraging Positive Behaviour in the Early Years: A Practical Guide. Thousand Oaks, CA: Paul Chapman Publishing, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDrifte, Collette. Encouraging Positive Behaviour in the Early Years: A Practical Guide. Paul Chapman Publishing, 2004.
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