S H · S. Halpern · Sheldon W. Halpern
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Fundamentals of United States Intellectual Property Law:Copyright, Patent and Trademark | Hardcover | 978-90-411-9262-2 (90-411-9262-X) | 1999 |
| Fundamentals of United States Intellectual Property Law:Copyright, Patent and Trademark | Paperback | 978-90-411-9272-1 (90-411-9272-7) | 1999 |