Shortened footnote and citation:
{{sfn|Hoffmann u. Campe|1989|p=}}
* {{cite book | title=Irland | publisher=Hoffmann u. Campe | publication-place=Hamburg | date=1989 | isbn=3-455-08407-9 | ref={{sfnref|Hoffmann u. Campe|1989}}}}
Named reference:
<ref name="e428">{{cite book | title=Irland | publisher=Hoffmann u. Campe | publication-place=Hamburg | date=1989 | isbn=3-455-08407-9 | page=}}</ref>