Shortened footnote and citation:
{{sfn | Schneider | 2003 | p=}}
* {{cite book | last=Schneider | first=Peter | title=Porsche. Renn- und Sportwagen seit 1948. | publisher=Motorbuch-Verl | publication-place=Stuttgart | date=2003-01 | isbn=3-613-02300-8 | language=de}}
Named reference:
<ref name="h647">{{cite book | last=Schneider | first=Peter | title=Porsche. Renn- und Sportwagen seit 1948. | publisher=Motorbuch-Verl | publication-place=Stuttgart | date=2003-01 | isbn=3-613-02300-8 | language=de | page=}}</ref>