Ryalls, Jack, Introduction to speech science : from basic theories to clinical applications / Jack Ryalls, Susan Behrens. - Boston : Ally & Bacon, 2000. - vii, 167 pages : illustrations ; 23 cm. Includes index. ISBN: 0205291007 Subjects--Topical Terms: Speech therapy.Speech disorders. Dewey Class. No.: 616.85 / R95