Books
On Becoming Babywise: Book II
2012
On Becoming Baby Wise: Giving Your Infant the Gift of Nighttime Sleep
2012
On Becoming Pottywise for Toddlers: A Developmental Readiness Approach to Potty Training
2013
On Becoming Pre-Toddlerwise:
2012
Que tipo de pai é você?
2010
Sabiduría para criar a tu bebé
2020