Rockridge Press Baby Sign Language Made Easy: 101 Signs to Start Communicating with Your Child Now Paperback – Big Book, 12 June 2018

Baby Sign Language Made Easy: 101 Signs to Start Communicating with Your Child Now (Baby Sign Language Guides)

My First Book of Baby Signs: 40 Essential Signs to Learn and Practice

The Complete Guide to Baby Sign Language: 200+ Signs for You and Baby to Learn Together (Baby Sign Language Guides)