Conditions of rational inquiry. A study in the philosophy of value
New York 1961. 229 S.
The good life. Alternatives in ethics
New York 1980. 239 S.
Reasons for living. A basis ethics
New York 1988. 386 S.
Reason in the art of living
New York 1949. 303 S.
Moral obligations
Oxford 1949. 200 S.
Logic and the basis of ethics
Oxford 1949. 111 S.
Meaning and the moral sciences
Boston (Mass.) 1979. 145 S.
Utilitarian ethics
New York 1973. 117 S.
Ethics and the human community
New York 1964. 468 S.
Moral choices
Grand Rapids (Mich.) 1995. 253 S.