1.
|
Geneva [Switzerland] : World Intellectual Property Organization, 1978-
English | E 2314T23 WIPO.COPR (F/E/S) |
|
2.
|
Milano [Italy] : A. Giuffrè, 1972.
French | 23 IT |
|
3.
|
Paris : Presses universitaires de France, 1986.
French | T 23 DRU.P |
|
4.
|
Genève : Organisation Mondiale de la Propriété Intellectuelle, 1978-
French | E 2314T23 OMPI.COPR (F/E/S) |
|