There are 4 books by Glen O'Brien on BookOrb. A strong starting point is Wesleyan-Holiness Churches in Australia (2018). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Glen O'Brien written?
BookOrb lists 4 books by Glen O'Brien.
Where should I start with Glen O'Brien?
A good starting point is Wesleyan-Holiness Churches in Australia (2018).
What is the Glen O'Brien books in order list?
In publication order: 1. Methodism in Australia (2016), 2. Wesleyan-Holiness Churches in Australia (2018), 3. John Wesley's Political World (2022), 4. Curious Machine (2023).