| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Neoplatonism | Paperback | 978-1-85399-453-1 (1-85399-453-7) | 1998 | R. Wallis |
| Neoplatonism and Gnosticism | Hardcover | 978-0-7914-1337-1 (0-7914-1337-3) | 1992 | |
| Neoplatonism and Gnosticism | Paperback | 978-0-7914-1338-8 (0-7914-1338-1) | 1992 | Jay Bregman |
R. T. · R. T. Wallis · R. Wallis · Richard T. · Richard Tyrrell Wallis · Richard W. · T W