| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Approaches to Controlling Air Pollution | Paperback | 978-0-262-56162-4 (0-262-56162-X) | 2003 | |
| Approaches to Controlling Air Pollution | Hardcover | 978-0-262-06064-6 (0-262-06064-7) | 1978 | |
| Freight Transport Regulation: Equity, Efficiency, and Competition in the Rail and Trucking Industries | " | 978-0-262-06072-1 (0-262-06072-8) | 1981 | Richard H. Spady |