Crystal, David, 1941- Clinical linguistics / by David Crystal - Wien, Austria : Springer-Verlag, 1981 - 228 p. : ill. ; 24 cm. - Disorders of human communication, 3 . ISBN: 3211816224 LCCN: 81-005770 Subjects--Topical Terms: Language disorders National Library of Medicine Call No.: WL340.3 / .C957c 1981 9