H. Langer · Howard J. Langer · Howard-l
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Competition Law in the United States | 978-90-411-8546-4 (90-411-8546-1) | 2016 |
| Competition Law of the United States | 978-90-411-5303-6 (90-411-5303-9) | 2014 |
| Competition Law of the United States | 978-90-411-4702-8 (90-411-4702-0) | 2013 |