| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2001 | 978-0-9705692-0-2 | Kenneth L. Brigham | Hard Bargain (Hard) |
| '' | 978-0-9705692-1-9 | Kenneth L. Brigham | Hard Bargain (Paper) |
| 2002 | 978-0-9705692-3-3 | Rebecca Moskwinski | Twins to Quints: The Complete Manual for Parents of Multiple Birth Children |