1.
2.
Mexico : Basham, Ringe & Correa, 1976.
English | F 44 LEY(E/S) | Available |
3.
4.
5.
London [England] : Trade Marks, Patents and Designs Federation, 1978.
Spanish | 41 GB | Available |
6.
London [England] : Informa Law, 2008.
English | GB 52 | Available |
7.
8.
9.
East Kilbride [Scotland] : Licensing Executives Society International, 1977.
English | 48 US | Available |
10.
New York, New York : International Trademark Association, 1976.
Danish | 64 US | Available |