Green Ronin Publishing · White Wolf Publishing
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Advanced Player's Guide | 978-1-58846-961-8 | 2004 | Bruce Graw · Patrick O'Duffy · Aaron Rosenberg · Geoff Skellams · Jeffrey Quinn · Jeremy McHugh · Matt Milberger · Thomas Denmark |
| Cult Of The Illuminated | 978-1-58846-682-2 | 2005 | Daniel Dover · Mur Lafferty · Patrick O'Duffy |
| Demon-Houses of the Fallen | 978-1-58846-760-7 | 2003 | David Carroll · Patrick O'Duffy · Adam Tinworth |
| Devil's Due: A Source Book for the Dark Ages | 978-1-58846-295-4 | 2004 | Michael A. Goodwin · Morgan A. McLaughlin · Patrick O'Duffy |
| Fear to Tread *OP | 978-1-58846-753-9 | 2003 | David Carroll · Patrick O'Duffy · Kula Ward |
| Gamma World: Mutants and Machines | 978-1-58846-067-7 | 2003 | David Bolack · Gareth Hanrahan · Patrick O'Duffy · Chuck Wendig |
| Hunter: First Contact | 978-1-58846-704-1 | 2002 | White Wolf Staff · Ed Hall · Durwin Talon · Lucien Soulban · Patrick O'Duffy · James Maliszewski |
| Hunter Storytellers Guide | 978-1-58846-701-0 | 2001 | Michael Lee · Adam Tinworth · Sean Riley · Chuck Wendig · Patrick O'Duffy |
| Hunter Utopia *OP | 978-1-58846-706-5 | 2002 | Chuck Wendig · Greg Stolze · Patrick O'Duffy |
| Nomads | 978-1-58846-252-7 | 2004 | Brian Campbell · Patrick O'Duffy · Greg Stolze |
| *OP Earthbound, The | 978-1-58846-761-4 | 2003 | Matthew McFarland · Patrick O'Duffy · Kyla Ward · Chuck Wendig |
| The Pirates Guide To Freeport | 978-1-932442-72-4 | 2013 | Chris Pramas · Robert J. Schwalb · Patrick O'Duffy |
| Thieves' World: Gazetteer | 978-1-932442-50-2 | 2006 | Brian Campbell · Patrick O'Duffy · Robert J. Schwalb · Lynn Abbey |
| Time of Judgment | 978-1-58846-475-0 | 2004 | David Carroll · Michael Goodwin · Eleanor Holmes · Steve Kenson · Carrie Ann Lewis · Patrick O'Duffy · Greg Stolze · Kyla Ward |
O D · P. Duffy · Patrick D. · Patrick Duffy · Patrick Oduffy