| title | media type | ISBN-13 | year of publication |
|---|---|---|---|
| A History of the Concept of God: A Process Approach | Paperback | 978-1-4384-5936-3 | 2017 |
| Analytic Theism, Hartshorne, and the Concept of God | Hardcover | 978-0-7914-3099-6 | 1996 |
| Babies and Beasts: THE ARGUMENT FROM MARGINAL CASES | Paperback | 978-0-252-06638-2 | 1997 |
| Kazantzakis and God | " | 978-0-7914-3492-5 | 1997 |
| Not Even a Sparrow Falls: The Philosophy of Stephen R. L. Clark | Hardcover | 978-0-87013-549-1 | 2000 |
| Rethinking the Ontological Argument: A Neoclassical Theistic Response | Paperback | 978-0-521-32635-3 | 2011 |
| Rethinking the Ontological Argument: A Neoclassical Theistic Response | Hardcover | 978-0-521-86369-8 | 2006 |
| The Philosophy of Vegetarianism | Paperback | 978-0-87023-431-6 | 1984 |
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