Pesonen, Jaako <br/><br/>
Phoneme communication of deaf : theory and elementary visio-oral verbal reduction by means of individualized visiophonemes 

 - Helsinki  Suomalainen Tiedeakatemia  1968 
 - 207p. 
 - Suo. Tie. Toi. Ann. Ac. Sci. Fenn. Sr. A. B. Nide Tom 151,2 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>T67:3P:1
<br/><br/><label>Dewey Class. No.: </label>T67:3P:1  / J8