Shortened footnote and citation:
{{sfn|Gradstein|2012|p=}}

* {{cite book | last=Gradstein | first=F M | title=The Geologic Time Scale 2012 | publisher=Elsevier | publication-place=Amsterdam Boston | date=2012-08-14 | isbn=978-0-444-59425-9}}


Named reference:
<ref name="c710">{{cite book | last=Gradstein | first=F M | title=The Geologic Time Scale 2012 | publisher=Elsevier | publication-place=Amsterdam Boston | date=2012-08-14 | isbn=978-0-444-59425-9 | page=}}</ref>