| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Natural Monopoly Regulation: Principles and Practice | Paperback | 978-0-521-33893-6 (0-521-33893-X) | 2008 | |
| Natural Monopoly Regulation: Principles and Practice | Hardcover | 978-0-521-33039-8 (0-521-33039-4) | 1989 | John Tschirhart |