1. Categories (translator: E.M. Edghill);Aristotle,1950
2. Reference to Abstract Objects in Discourse;Asher,1993
3. On the semantics of presupposition and negation: An essay in philosophical logic and the foundations of linguistics;Atlas,1976
4. Negation, ambiguity and presupposition;Atlas;Ling. and Philos.,1977
5. It-Clefts, informativeness and logical form: Radical pragmatics;Atlas,1981