{{sfn | John | Rückert-John | Esposito | 2012 | p=}}

* {{cite book | last=John | first=René | last2=Rückert-John | first2=Jana | last3=Esposito | first3=Elena | title=Ontologien der Moderne | publisher=Springer VS | publication-place=Wiesbaden | date=2012-12-03 | isbn=978-3-531-18022-9 | language=de}}

<ref name="b548">{{cite book | last=John | first=René | last2=Rückert-John | first2=Jana | last3=Esposito | first3=Elena | title=Ontologien der Moderne | publisher=Springer VS | publication-place=Wiesbaden | date=2012-12-03 | isbn=978-3-531-18022-9 | language=de | page=}}</ref>