Haelle, T., & Ward, P. (2017). The informed parent: A science-based resource for your child's first four years (Unabridged.). Tantor Media.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHaelle, Tara, और Pam Ward. The Informed Parent: A Science-based Resource for Your Child's First Four Years. Unabridged. Old Saybrook: Tantor Media, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHaelle, Tara, और Pam Ward. The Informed Parent: A Science-based Resource for Your Child's First Four Years. Unabridged. Tantor Media, 2017.
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