| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Holding the Line: Borders in a Global World | Paperback | 978-0-7748-0932-0 (0-7748-0932-9) | 2005 | Heather N. Nicol |
| Holding the Line: Borders in a Global World | Hardcover | 978-0-7748-0931-3 (0-7748-0931-0) | 2004 | " |