Shortened footnote and citation:
{{sfn | Deumlich | Staiger | 2002 | p=}}

* {{cite book | last=Deumlich | first=Fritz | last2=Staiger | first2=Rudolf | title=Instrumentenkunde der Vermessungstechnik | publisher=H. Wichmann Vg | publication-place=Heidelberg | date=2002 | isbn=3-87907-305-8 | language=de}}


Named reference:
<ref name="m238">{{cite book | last=Deumlich | first=Fritz | last2=Staiger | first2=Rudolf | title=Instrumentenkunde der Vermessungstechnik | publisher=H. Wichmann Vg | publication-place=Heidelberg | date=2002 | isbn=3-87907-305-8 | language=de | page=}}</ref>