Shortened footnote and citation:
{{sfn | Altenberg | 2009 | p=}}

* {{cite book | last=Altenberg | first=Peter | title=Das Buch der Bücher | publisher=Wallstein | publication-place=Göttingen | date=2009 | isbn=978-3-8353-0409-3 | language=de}}


Named reference:
<ref name="l867">{{cite book | last=Altenberg | first=Peter | title=Das Buch der Bücher | publisher=Wallstein | publication-place=Göttingen | date=2009 | isbn=978-3-8353-0409-3 | language=de | page=}}</ref>