Darley, Frederic L. <br/><br/>
Motor speech disorders / 
by Frederic L. Darley, Arnold E. Aronson and Joe R. Brown. 
 - Philadelphia :  W. B. Saunders,  1975. 
 - 304 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0721628788 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Speech Disorders.<br/>Motor neurons--Physiopathology.