Shortened footnote and citation:
{{sfn | Villareal | Sánchez | 2020 | p=}}

* {{cite book | last=Villareal | first=Marta | last2=Sánchez | first2=Ricardo | title=Cine que hoy no se podría rodar | date=2020 | isbn=978-84-122716-0-7 | language=es}}


Named reference:
<ref name="g093">{{cite book | last=Villareal | first=Marta | last2=Sánchez | first2=Ricardo | title=Cine que hoy no se podría rodar | date=2020 | isbn=978-84-122716-0-7 | language=es | page=}}</ref>