| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| War Highway Traffic Control in Pennsylvania: Provisions of Official Rule No. 2 and Supplementary Information for Guidance of Councils of Defense and Citizens Defense Corps | Paperback | 978-0-366-37822-7 (0-366-37822-8) | 2018 |
| War Highway Traffic Control in Pennsylvania: Provisions of Official Rule No. 2 and Supplementary Information for Guidance of Councils of Defense and Citizens Defense Corps | Hardcover | 978-0-366-37825-8 (0-366-37825-2) | 2018 |