1.
2.
3.
4.
[Heidelberg, Germany] : [Springer], 1993.
English | 34 DE |
5.
Agincourt, Ontario : Carswell Co., 1993.
English | 11 CA |
6.
[Hong Kong, China] : [China Patents & Trademarks Publications], 1993.
English | 7 CN |
7.
London [England] : Informa Law, 1992.
English | 57 GB |
8.
9.
Los Angeles, California : UCLA School of Law, 1992.
Polish | 76 GB |
10.
[Paris, France] : [UNESCO], 1991.
English | P 1423 UNESCO 3B |