Shortened footnote and citation:
{{sfn | Rack | 1998 | p=}}
* {{cite book | last=Rack | first=Eberhard | title=Kleine Landeskunde Ostfriesland | publisher=Isensee Verlag | publication-place=Oldenburg | date=1998 | isbn=3-89598-534-1 | language=de}}
Named reference:
<ref name="m058">{{cite book | last=Rack | first=Eberhard | title=Kleine Landeskunde Ostfriesland | publisher=Isensee Verlag | publication-place=Oldenburg | date=1998 | isbn=3-89598-534-1 | language=de | page=}}</ref>