*[ {{navedi splet |url=http://www.kolumbus.fi/leif.snellman/gp363.htm#15 www|title=X ADAC Eifelrennen |accessdate=14.kolumbus.fi]{{ikonamarca 2008 |work=The Golden Era of Grand Prix Racing | last1=Snellman |first1=Leif |last2=Etzrodt |first2=Hans |language=en }}
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