Ladefoged, Peter A phonetic study of West African languages : an auditory-instrume ntal survey / Peter Ladefoged - Cambridge : University Press, 1964. - xviii, 74 p. : ill., maps ; 26 cm. - West African language monographs; 1 . Includes bibliographical references ( p. 67-70) Subjects--Topical Terms: Africa, West--LanguagesAfrican languages--Phonology Dewey Class. No.: 496.5-15