| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Around Chester | 978-0-7524-0681-7 | 1996 | Michael Day · Pat O'Brien | |
| Bebington | 978-0-7524-0121-8 | 1995 | Pat O'Brien | |
| Burton to Heswall | 978-0-7524-0628-2 | 1996 | " | |
| Chester District | 978-0-7524-2219-0 | 2001 | " | |
| Conveyancing 2002/2003 | 978-0-19-925553-5 | 2003 | Deirdre Fox · Lorcan Gogan · Anne T. McKenna · Brian Magee · Pat O'Brien · Anne Stephenson | |
| Die Vermieterin | 978-3-404-14770-0 | 2002 | Pat O'Brien | |
| Die Vermieterin /Die Bibliothekarin | 978-3-404-26204-5 | 2004 | Pat O'Brien · Pamela Rocheford · Sandra Green · Claudia Dorf | |
| Ellesmere Port | 978-0-7524-3005-8 | 2003 | Pat O'Brien | |
| Ellesmere Port | 978-0-7524-0023-5 | 1994 | " | |
| I'LL BE BACK RIGHT AFTER THIS | 978-1-250-07028-9 | 2015 | PAT O'BRIEN | |
| I'll Be Back Right After This: A Memoir | 978-1-4272-5858-8 | 2014 | Pat O'Brien | |
| I'll Be Back Right After This: My Memoir | 978-1-4272-4445-1 | 2014 | " | |
| Law Society of Ireland Manual: Conveyancing: Volumes I & II | 978-0-19-928028-5 | 2005 | Nuala Casey · Gabriel Brennan · Deirdre Fox · Lorcan Gogan · Anne McKenna · Brian Magee · Pat O'Brien · Anne Stephenson | |
| Mise an Mac San:: ag cuimhneamh ar an Athair Peadar O Laoghaire | 978-0-9554835-1-6 | 2018 | Eilis Ui Bhriain · Pat O'Brien | |
| Outwitting the Hun: My Escape From a German Prison Camp | 978-1-112-46637-3 | 2009 | Pat O'Brien | |
| Science Web Reader: Biology: Readers | 978-0-17-438737-4 | 2000 | Joan Solomon · Peter Horsfall · Michael J. Reiss · Pat O'Brien · Richard Robinson · Ruth Hughes | |
| Seaburn & Roker | 978-0-7524-1040-1 | 1997 | Pat O'Brien | |
| Start Now. Succeed Later: Making College Count for Career Search Success | 978-0-324-01540-9 | 1999 | " | |
| Target Science: Chemistry | 978-0-19-914815-8 | 2001 | " | |
| Target Science: Chemistry: Foundation Tier | 978-0-19-914814-1 | 2001 | " | |
| Target Science - Chemistry Foundation Tier: AQA Modular Science | 978-0-19-914837-0 | 2001 | " | |
| The Houseshare | 978-0-352-33094-9 | 1996 | " | |
| Watermills of East Anglia | 978-0-7524-2359-3 | 2001 | " | |
| Zenith | 978-0-901519-08-5 | 1972 | Sean Long · Seamus Hosey · Pat O'Brien |
Anthony Pat O'Brien · Lt. Pat O'Brien · O'Brien · P O'Brien · Pat J. O'Brien · Sarah Pat O'Brien
Bastei Lübbe · Cornell University Library · Eilis Ui Bhriain · Macmillan Audio · National University of Ireland, Maynooth · Oxford University Press · South-Western College Publications · St. Martin's Press · Star · The History Press · Thomas Nelson