Shortened footnote and citation:
{{sfn | Gregory | 2018 | p=}}
* {{cite book | last=Gregory | first=Jason | title=Game Engine Architecture | publisher=A K PETERS | publication-place=Boca Raton | date=2018 | isbn=978-1-138-03545-4}}
Named reference:
<ref name="p415">{{cite book | last=Gregory | first=Jason | title=Game Engine Architecture | publisher=A K PETERS | publication-place=Boca Raton | date=2018 | isbn=978-1-138-03545-4 | page=}}</ref>