Shortened footnote and citation:
{{sfn | Voet | Voet | Pratt | 2003 | p=}}
* {{cite book | last=Voet | first=Donald | last2=Voet | first2=Judith G. | last3=Pratt | first3=Charlotte W. | title=Lehrbuch der Biochemie | publisher=Wiley-VCH | publication-place=Weinheim | date=2003-04-11 | isbn=978-3-527-30519-3 | language=de}}
Named reference:
<ref name="u680">{{cite book | last=Voet | first=Donald | last2=Voet | first2=Judith G. | last3=Pratt | first3=Charlotte W. | title=Lehrbuch der Biochemie | publisher=Wiley-VCH | publication-place=Weinheim | date=2003-04-11 | isbn=978-3-527-30519-3 | language=de | page=}}</ref>