Shortened footnote and citation:
{{sfn|Marler|Slabbekoorn|2004|p=}}

* {{cite book | last=Marler | first=Peter | last2=Slabbekoorn | first2=Hans Willem | title=Nature's Music | publisher=Academic Press | publication-place=Amsterdam Boston Heidelberg (etc.) | date=2004 | isbn=0-12-473070-1}}


Named reference:
<ref name="q425">{{cite book | last=Marler | first=Peter | last2=Slabbekoorn | first2=Hans Willem | title=Nature's Music | publisher=Academic Press | publication-place=Amsterdam Boston Heidelberg (etc.) | date=2004 | isbn=0-12-473070-1 | page=}}</ref>