• 

  FIFA.com

  https://web.archive.org/web/20070626055932/http://de.fifa.com/aboutfifa/federation/administration/playersagents/association=ger.html

  FIFA.com The Official web site of the Fédération Internationale de Football Association

• 

  İLERİ TARİH: Nisan 2009

  http://ileritarih.blogspot.de/2009_04_01_archive.html

  Keine Beschreibung vorhanden.

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