1.
|
Boulder : Westview Press, 1990.
Spanish | F 13 SHE.I |
|
2.
|
Paris : Organisation for Economic Co-operation and Development (OECD), 1989.
English | B 70 ERN.T |
|
3.
|
[New York, NY] : Thomson Reuters, 2020
|
4.
|
Geneva [Switzerland] : World Intellectual Property Organization, 1997.
English | E 23191G62 WIPO.R |
|
5.
|
Paris : UNESCO, 1986.
English | B 78 JOH.N |
|