Shortened footnote and citation:
{{sfn | Wirsching | Möller | Pautsch | Schöllgen | 2015 | p=}}
* {{cite book | last=Wirsching | first=Andreas | last2=Möller | first2=Horst | last3=Pautsch | first3=Ilse Dorothee | last4=Schöllgen | first4=Gregor | last5=Wentker | first5=Hermann | title=Die Einheit | publisher=Vandenhoeck & Ruprecht | date=2015-08-19 | isbn=978-3-647-30076-4 | language=de}}
Named reference:
<ref name="y118">{{cite book | last=Wirsching | first=Andreas | last2=Möller | first2=Horst | last3=Pautsch | first3=Ilse Dorothee | last4=Schöllgen | first4=Gregor | last5=Wentker | first5=Hermann | title=Die Einheit | publisher=Vandenhoeck & Ruprecht | date=2015-08-19 | isbn=978-3-647-30076-4 | language=de | page=}}</ref>