J. G. · Jorge Guilherme · Jorge Guillermo Portela
Distributed by Harper & Row · Harry N. Abrams
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Dutch Houses and Castles | 978-0-935748-94-9 (0-935748-94-6) | 1990 |
| Sibyls: Prophecy and Power in the Ancient World | 978-1-4683-0684-2 (1-4683-0684-7) | 2013 |