A picture's worth : PECS and other visual communication strategies in autism /
Andy Bondy & Lori Frost
- 2nd ed.
- Bethesda, MD : Woodbine House, 2011.
- 143 p. : ill. ; 22 cm.
- Topics in autism .
Includes index.
9781606130155
Autistic children Autistic children--Rehabilitation Interpersonal communication