1.
|
Cologne [Germany] : German Association for the Protection of Intellectual Property (GRUR), 1996.
German | 29 DE |
|
2.
|
New York, New York : International Trademark Association, 1975.
English | 64 US |
|
3.
|
Agincourt, Ontario : Carswell Co., 1985.
English | 11 CA |
|
4.
|
[Place of publication not identified] : [publisher not identified], 1971.
German | 29 DE |
|