M. H. · M. O. · M. O'Hare · O'Hare
| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Bd.4: Der tollste Valentinstag der Welt | 978-3-8025-3333-4 | 2004 | Terry Collins · Mark O'Hare | |
| Citizen Dog | 978-0-7515-2682-0 | 1999 | Mark O'Hare | |
| Citizen Dog Collection 3: D Is for Dog | 978-0-7407-0457-4 | 2000 | " | |
| Citizen Dog: The First Collection | 978-0-8362-5186-9 | 1998 | " | |
| DogÂ’s Best Friend: More Citizen Dog Reflections | 978-0-8362-6751-8 | 1999 | " | |
| Naughty Nautical Neighbors | 978-0-689-84016-6 | 2000 | Annie Auerbach · Mark O'Hare |
Andrews McMeel Publishing · Simon & Schuster · Sphere