Shortened footnote and citation:
{{sfn|Hirschberg|1999|p=}}
* {{cite book | last=Hirschberg | first=Hans G. | title=Handbuch Verfahrenstechnik und Anlagenbau | publisher=Springer | publication-place=Berlin Heidelberg | date=1999-06-09 | isbn=3-540-60623-8 | language=de}}
Named reference:
<ref name="c594">{{cite book | last=Hirschberg | first=Hans G. | title=Handbuch Verfahrenstechnik und Anlagenbau | publisher=Springer | publication-place=Berlin Heidelberg | date=1999-06-09 | isbn=3-540-60623-8 | language=de | page=}}</ref>