N.P. · N.R. · National Pub · R. P.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| American Art Directory 2008 | 978-0-87217-840-3 (0-87217-840-4) | 2007 |
| The Official Catholic Directory 2007 | 978-0-87217-356-9 (0-87217-356-9) | 2007 |
| The Official Museum Directory 2008 | 978-0-87217-819-9 (0-87217-819-6) | 2007 |