Prentice Hall · Syracuse University Press
| title | ISBN-13 (ISBN-10) | year of publication | 
|---|---|---|
| A Reader's Guide to William Butler Yeats | 978-0-8156-0340-5 (0-8156-0340-1) | 1996 | 
| Yeats | 978-0-13-971929-5 (0-13-971929-6) | 1963 | 
| Yeats T C V Unterecker | 978-0-13-971911-0 (0-13-971911-3) | 1991 | 
Jan Underwood · Jann Underwood · Jean Underwood · Jeanne Unterseher · Jim Underwood · Johanna Unterbeck · John Underhill · John Underwood