There are 2 books by Matt O'Brien on BookOrb. A strong starting point is FLEX42 Program Manual (2020). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Matt O'Brien written?
BookOrb lists 2 books by Matt O'Brien.
Where should I start with Matt O'Brien?
A good starting point is FLEX42 Program Manual (2020).
What is the Matt O'Brien books in order list?
In publication order: 1. FLEX42 Program Manual (2020), 2. IF28 Program Manual (2020).