1.
The Hague [Netherlands] : National Council For Agricultural Res., 1989.
English | S 71 NRLO.P |
2.
Milano : Universita Degli Studi Di Milano, 1988.
Italian | S 71 GAM.T |
3.
Buffalo, New York : The Patent and Trademark Office Society, 1988.
English | 47 US |
4.
Buffalo, New York : The Patent and Trademark Office Society, 1968.
English | 48 US |
5.
Tokyo [Japan] : International Association for the Protection of Intellectual Property (AIPPI), 1977.
English | 2 JP |
6.
7.
[Place of publication not identified] : [publisher not identified], 1983.
German | 29 DE |
8.
Buffalo, New York : The Patent and Trademark Office Society, 1977.
English | 47 US |
9.
[Place of publication not identified] : [publisher not identified], 1976.
Finnish | 20 JP |
10.
London, England : Sweet & Maxwell, 1981.
English | 10 GB |