Library Copyright Office · United States Copyright Office
Forgotten Books · Military Bookshop
| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Catalog of Copyright Entries 1951, Vol. 1: Motion Pictures and Filmstrips January-June 1951 | Hardcover | 978-0-364-13332-3 (0-364-13332-5) | 2018 | Library of Congress |
| Catalog of Copyright Entries 1951, Vol. 1: Motion Pictures and Filmstrips January-June 1951 | Paperback | 978-1-332-21556-0 (1-332-21556-4) | 2018 | " |
| The Copyright Law of the United States and Related Laws Contained in the United States Code, December 2011 | " | 978-1-78039-721-4 (1-78039-721-6) | 2012 | " |