| Titel | ISBN-13 (ISBN-10) | Erscheinungsjahr |
|---|---|---|
| Gender identities in the poetry of Emily Dickinson and in the narrative life of Frederick Douglass | 978-3-638-76408-7 (3-638-76408-7) | 2007 |
| The Theme of Boundaries in the Poetry of Robert Frost | 978-3-638-76409-4 (3-638-76409-5) | 2007 |
| Why has gun control become such a contentious issue in American politics? | 978-3-638-76410-0 (3-638-76410-9) | 2007 |