Shortened footnote and citation:
{{sfn | Kesting | 2008 | p=}}

* {{cite book | last=Kesting | first=Jürgen | title=Die grossen Sänger | publisher=Hoffmann und Campe | publication-place=Hamburg | date=2008 | isbn=978-3-455-50070-7 | language=de}}


Named reference:
<ref name="t769">{{cite book | last=Kesting | first=Jürgen | title=Die grossen Sänger | publisher=Hoffmann und Campe | publication-place=Hamburg | date=2008 | isbn=978-3-455-50070-7 | language=de | page=}}</ref>