Man is not alone. A philosophy of religion
New York 1951. 305 S.
Disputed questions in theology and the philosophy of religion
Basingstoke (Hampshire) 1997. 198 S.
God and the universe of faiths
Oxford 1993. 201 S.
Philosophy of religion
Englewood Cliffs (N.J.) 1990. 148 S.
Arguments for the existence of god
New York 1971. 148 S.
Faith and knowledge
London 1974. 268 S.
Introduction to a philosophy of religion
Chicago (Ill.) 1970. 178 S.
The meaning of god in human experience
New Haven (Conn.) 1922. 586 S.
Principles of the philosophy of religion
Assen 1987. 285 S.
A philosophical approach to religion
London 1974. 200 S.