Let's Sign, Baby!
A Fun and Easy Way to Talk With BabyBook - 2010
Now in a board book edition, this fun and easy-to-use guide for communicating with baby includes 31 signs for everyday activities. It also comes with a magnet for easy reference.
Publisher: Boston : Houghton Mifflin Harcourt, 
Characteristics: 1 v. (unpaged) : col. ill. ; 18 cm