1.
|
Geneva [Switzerland] : World Intellectual Property Organization, 1990.
English | E 2314G311 WIPO.IFIA |
|
2.
|
Geneva [Switzerland] : World Intellectual Property Organization, 1991.
English | E 2317G58 WIPO.IP/ACC |
|
3.
|
New York, N.Y. : C. Boardman, c1991.
English | G 62 LIC 1991 |
|
4.
|
Geneva : F. Moussa, 1991.
English | G 31 MOU.W |
|
5.
|
Köln : C. Heymann, 1988.
German | G 21 LOH.N |
|
6.
|
London : H.M.S.O., [1983]
English | F 16 GB.I |
|
7.
|
Geneva [Switzerland] : International Labour Office (ILO), 1982.
English | G 311 WAT.I |
|
8.
|
London : Harrap, 1981.
English | G 231 ROL.S |
|
9.
|
Bad Wörishofen : H. Holzmann, 1982. Fifth edition.
German | G 52 HAB.E |
|
10.
|
México : Editorial Porrúa, 1979.
Spanish | F 16 ALV.R |
|