C. Kelly · C.M. · C. Martin · K.k. · K. Kelly · K.M. · K. Martin
| title | media type | ISBN-13 | year of publica- tion |
|---|---|---|---|
| I Know It's Over | Paperback | 978-0-375-84567-3 | 2009 |
| I Know It's Over | Hardcover | 978-0-375-84566-6 | 2008 |
| One Lonely Degree | Paperback | 978-0-375-85162-9 | 2009 |
| One Lonely Degree | Hardcover | 978-0-375-85163-6 | 2009 |