| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Making Marriage Meaningful: Insights and Secrets from a Forty-Year Marriage | Paperback | 978-0-595-34289-1 (0-595-34289-2) | 2005 |
| Making Marriage Meaningful: Insights and Secrets from a Forty-Year Marriage | Hardcover | 978-0-595-79192-7 (0-595-79192-1) | 2005 |
Ph.D. · R.D. · R. P. · R.Ph. · R. S. · Robert D. · Robert P. · Robert S. · S D · S P