| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Giochi da prendere sul serio. Gamification, storytelling e game design per progetti innovativi | 978-88-917-1337-7 (88-917-1337-6) | 2016 | Alberto Maestri · Joseph Sassoon |
P.P. · Peter Paulsen · Peter Pfälzner · Peter Pilkington · Peter Plagens · Peter Plaikner · peter Plassmayer · Peter Plassmeyer · Peter Poulsen · Petr Polushin · Pieter Paulson · Pieter Pelsner · Piotr PaĹagin