Löhne und Gehälter.
Reihe 2.3.
Arbeitnehmerverdienste im produzierenden Gewerbe.

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Item Link Original Source
Limited (search only)   2001 Cornell University
Limited (search only)   2002-2003 Cornell University
Limited (search only)   2004-2005 Cornell University
Limited (search only)   2006 Cornell University