An introduction to assistive technology / 

 - New York :  Nova Science Publishers,  c2021. 
 - viii, 234 pages : illustrations ; 23cm viii, 234 pages : illustrations ; 23cm 
<br/><br/><label>ISBN: </label>9781536189353 [paperback] 
<br/><br/><label>Dewey Class. No.: </label>REF 617.033 In89 2021