Motor speech disorders /

Duffy, Joseph R

Motor speech disorders / Duffy Joseph R. - Third Edition. - Philadelphia : Saunders, 1975. - viii, 304 pages : Illustrations ; 25 cm.

Includes bibliographical references and index.

9780323072007 (hardcover)

--Speech disorders.--Nervous system --Diseases.--Speech disorders in infancy and childhood.--Motor Neurons --physiopathology.

RC423 DUF