1.
2.
Buffalo, New York : The Patent and Trademark Office Society, 1976.
English | 47 US |
3.
London [England] : Euromoney Institutional Investor PLC, 1993.
English | 72 GB |
4.
East Kilbride [Scotland] : Licensing Executives Society International, 1996.
English | 48 US |
5.
Stockholm [Sweden] : Nordiskt Immateriellt Rättsskydd (NIR), 1972.
Dutch | 3 SE |
6.
7.