Shortened footnote and citation:
{{sfn|Wapshott|2021|p=}}
* {{cite book | last=Wapshott | first=Nicholas | title=Samuelson Friedman | publisher=National Geographic Books | publication-place=New York, NY | date=2021-08-03 | isbn=978-0-393-28518-5}}
Named reference:
<ref name="y401">{{cite book | last=Wapshott | first=Nicholas | title=Samuelson Friedman | publisher=National Geographic Books | publication-place=New York, NY | date=2021-08-03 | isbn=978-0-393-28518-5 | page=}}</ref>