00341nam a22000977a 4500020001800000082001800018245011500036260003900151300001100190650004200201  a9781907826030  a616.855 HIL B  aThe impact of communication disability across the lifespan /cEdited by  Katerina Hilari , and  Nicola Botting  aEmsworth :bJ & R Press Ltd,c2011  a298 p.  aSpeech & Language Disorders & Therapy