Shortened footnote and citation:
{{sfn | Encke | Fessler | 1987 | p=}}
* {{cite book | last=Encke | first=Fritz | last2=Fessler | first2=Alfred | title=Kalt- und Warmhauspflanzen | publisher=Ulmer | publication-place=Stuttgart | date=1987 | isbn=3-8001-6191-5 | language=de}}
Named reference:
<ref name="f403">{{cite book | last=Encke | first=Fritz | last2=Fessler | first2=Alfred | title=Kalt- und Warmhauspflanzen | publisher=Ulmer | publication-place=Stuttgart | date=1987 | isbn=3-8001-6191-5 | language=de | page=}}</ref>