1.
|
[Alphen aan den Rijn, Netherlands] : Wolters Kluwer, 2017. 2nd ed.
|
2.
|
Venezuela : Universidad de los Andes, c.2008.
Spanish | N 212 CAS.D |
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3.
|
Fribourg, Switzerland : University Press, 1990.
English | F 630 LIB |
|
4.
|
Wien, New York : Springer-Verlag, 1982.
German | N 731 BER.M |
|
5.
|
Copenhagen : Iwgia, 2004.
Danish | N 637 IWGIA (2004) |
|
6.
|
Berne : Stæmpfli Editions, 1997.
French | N 731 THE.P |
|
7.
|
Athens : Ant. N. Sakkoulas, 2001.
English | F 630 SIC.S |
|
8.
|
Geneva, Switzerland : International Labour Office, 1999.
English | B 790 ILO.I |
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