1. The notion of a practice theory and the relationship of scientific and ethical knowledge to practice
2. Freedom in action. In (Ed.), Freedom and determinism. New York: Random House, 1966.
3. The logical form of action sentences. In (Ed.), The logic of decision and action. Pittsburgh: The University of Pittsburgh Press, 1967.
4. Norm and action. New York: Humanities Press, 1963.
5. The logic of action: A sketch. In (Ed.), The logic of decision and action. Pittsburgh: The University of Pittsburgh Press, 1967.