1.
|
Geneva : World Intellectual Property Organization, 1995.
English | E 23191F192 WIPO.W |
|
2.
|
[Heidelberg, Germany] : [Springer], 1997.
English | 34 DE |
|
3.
|
Geneva [Switzerland] : World Intellectual Property Organization, 1977-
English | E 231G22(2) WIPO.JM |
|
4.
|
[Heidelberg, Germany] : [Springer], 1995.
Danish | 34 DE |
|
5.
|
[Heidelberg, Germany] : [Springer], 1991.
English | 34 DE |
|