| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Seasoned Romance, Book One: Ten surprising interviews with age 60-plus men and women who reveal candid, often-intimate details about their secrets for loving, long-term relationships | 978-1-4538-9425-5 (1-4538-9425-X) | 2011 |
D. G. · (D-R) · Research Group