Shortened footnote and citation:
{{sfn | Bastian | 1997 | p=}}
* {{cite book | last=Bastian | first=Johannes | title=Theorie des Projektunterrichts | publisher=Bergmann + Helbig | publication-place=Hamburg | date=1997 | isbn=3-925836-31-4 | language=de}}
Named reference:
<ref name="y316">{{cite book | last=Bastian | first=Johannes | title=Theorie des Projektunterrichts | publisher=Bergmann + Helbig | publication-place=Hamburg | date=1997 | isbn=3-925836-31-4 | language=de | page=}}</ref>