P.P. ยท The Pentagram Partners
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Pentagram Papers: A collection of 36 papers containing curious, entertaining, stimulating, provocative, and occasionally controversial points of view that have come to the attention of...Pentagram | 978-O-8118-5563-1 (O-8118-5563-5) | 2006 |