1.
Durban : Butterworths, 1999.
Third edition.
English | G 33 BUR.B |
2.
3.
4.
London [England] : Euromoney Institutional Investor PLC, 1999.
English | 72 GB |
5.
6.
7.
8.
9.
10.
Geneva [Switzerland] : World Intellectual Property Organization, 1988-
English | E 2314G23(3) WIPO.INN/ABJ(F/E) |