By Walker Virginia L.   in Association for the Severely Handicapped. Journal (JASH)

ISSN:0274-9483|37|3|230-231

TASH Publishing‎(2012)‎

Access to resources Favorite 15.72142

By Walker Virginia L.   Snell Martha E.   in Augmentative & Alternative Communication

ISSN:0743-4618|29|2|117-131

Informa Healthcare‎(2013)‎

Access to resources Favorite 10.790513

By Snell Martha E.   Forston Lindsay Doswell   Stanton-Chapman Tina L.   Walker Virginia L.   in Early Child Development and Care

ISSN:0300-4430|183|7|857-873

Routledge Ltd‎(2013)‎

Access to resources Favorite 7.3604336