Shortened footnote and citation:
{{sfn|Ender|2023|p=}}

* {{cite book | last=Ender | first=Klaus | title=Die Zuversicht bewahren | date=2023 | isbn=978-3-9825337-1-1 | language=de}}


Named reference:
<ref name="m400">{{cite book | last=Ender | first=Klaus | title=Die Zuversicht bewahren | date=2023 | isbn=978-3-9825337-1-1 | language=de | page=}}</ref>