The theory of good and evil
Oxford 1924. 2 Bde.
Evil and a good god
Bronx (N.Y.) 1982. 198 S.
Evil and the morality of god
Cincinnati (Ohio) 1984. 168 S.
The god of evil. An argument from the existence of the devil
New York 1970. 173 S.
The evils of theodicy
Washington D.C. 1991. 279 S.
The co-existence of god and evil
Coral Gables (Fla.) 1986. 146 S.
Is god really good? Conversations with a theodicist
Washington D.C. 1983. 114 S.