1. From Locke to Saussure: Essays on the Study of Language and Intellectual History;Aarsleff,1982
2. Structures of Social Action: Studies in Conversational Analysis;Atkinson,1984
3. Nature du signe linguistique;Benveniste;Acta Linguistica,1939
4. The sign is not arbitrary;Bolinger;Boletin del Instituto Caro y Cuervo,1949
5. The non-uniqueness of phonemic solutions of phonetic systems;Chao;Bulletin of the Institute of History and Philology, Academia Sinica,1934