| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| European Contract Law: Volume 1: Formation, Validity, Agency, Third Parties and Assignment: Formation, Validity, and Content of Contract - Contract and Third Parties v. 1 | 978-O-19-826498-9 (O-19-826498-4) | 1998 | Hein Kotz ยท Axel Flessner |