| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Before You Get Engaged | 978-0-8499-1918-3 (0-8499-1918-5) | 2007 | Brent Gudgel |
| Before You Live Together: Will Living Together Bring Your Closer or Drive You Apart? | 978-0-8307-3252-4 (0-8307-3252-7) | 2003 | |
D D · D. David · D G · David G. · David Gudgel · Dr. D · Dr. David · Dr. G.