- Snails and other mollusks, [Steven A. Otfinoski]
- Georgia, Steve Otfinoski
- Hedgehogs and other insectivores, [book author, Steven Otfinoski]
- Hawaii, Steven Otfinoski, Ann Graham Gaines, and Jacqueline Laks Gorman
- All in the family, a look-it-up guide to the in-laws, outlaws, and offspring of mythology, Steven Otfinoski
- Maryland, Steven Otfinoski, Andy Steinitz
- Maryland, Steven Otfinosky and Andy Steinitz
- New Hampshire, Steve Otfinoski