There are 1 book by Deborah O'Brien on BookOrb. A strong starting point is Mr Chen's Emporium (2012). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Deborah O'Brien written?
BookOrb lists 1 book by Deborah O'Brien.
Where should I start with Deborah O'Brien?
A good starting point is Mr Chen's Emporium (2012).
What is the Deborah O'Brien books in order list?
In publication order: 1. Mr Chen's Emporium (2012).