Nelsen, E., & Daniels, V. (2018). Positive discipline: The first three years, revised and updated edition: from infant to toddler-laying the foundation for raising a capable, confident child (Unabridged.). Tantor Media.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNelsen, EDD, और Vanessa Daniels. Positive Discipline: The First Three Years, Revised and Updated Edition: From Infant to Toddler-laying the Foundation for Raising a Capable, Confident Child. Unabridged. Old Saybrook: Tantor Media, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNelsen, EDD, और Vanessa Daniels. Positive Discipline: The First Three Years, Revised and Updated Edition: From Infant to Toddler-laying the Foundation for Raising a Capable, Confident Child. Unabridged. Tantor Media, 2018.
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