| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Optimist's/Pessimist's Handbook: A companion to hope and despair | 978-0-552-77611-0 (0-552-77611-4) | 2010 | Niall Edworthy |
| The Optimist's/Pessimist's Handbook: A Companion to Hope and Despair | 978-1-4391-0166-7 (1-4391-0166-3) | 2008 | " |
| The Optimist's/Pessimist's Handbook: A Companion to Hope/Despair | 978-1-4391-5953-8 (1-4391-5953-X) | 2009 | " |
P. C. · Peter Cairns · Peter Carmichael · Peter Carnegie · Peter Carrington · Peter Cerwenka · Peter Chirinos · Peter Cormac · Peter Cormack · Peter Cranston · Peter Czermak · Peter Czerwinski · Petr Čermák · Petr Cornej · Petra Cernusca · Petra Czerwinske · Piotr Czarnecki · Piotr Czerniawski · Piotr Czerwinski