Oster, E., & Vacker, K. (2019). Cribsheet: A data-driven guide to better, more relaxed parenting, from birth to preschool (Unabridged.). Penguin Audio.
Chicago Style (17th ed.) CitationOster, Emily, and Karissa Vacker. Cribsheet: A Data-driven Guide to Better, More Relaxed Parenting, from Birth to Preschool. Unabridged. New York: Penguin Audio, 2019.
MLA (8th ed.) CitationOster, Emily, and Karissa Vacker. Cribsheet: A Data-driven Guide to Better, More Relaxed Parenting, from Birth to Preschool. Unabridged. Penguin Audio, 2019.
Warning: These citations may not always be 100% accurate.