Krótki dzień pracy
January 01, 1981
January 01, 1981
January 19, 2001
December 25, 1996
September 01, 1999
November 11, 1956
March 01, 1991
June 16, 2000
November 14, 1997
August 06, 1993
July 11, 1992
November 11, 1988
February 24, 2004
April 11, 2008
November 20, 2004
May 09, 2008
December 01, 2006