Cambridge University Press · University of Chicago Press
| title | media type | ISBN-13 (ISBN-10)  | year of publica- tion  | other author(s) | 
|---|---|---|---|---|
| Political Participation and Government Regulation | Paperback | 978-0-226-65417-1 (0-226-65417-6)  | 1998 | |
| The Economics of Organised Crime | " | 978-0-521-62955-3 (0-521-62955-1)  | 1997 | Gianluca Fiorentini | 
| The Economics of Organised Crime | Hardcover | 978-0-521-47248-7 (0-521-47248-2)  | 1996 | " |