Wie erhalte ich beim Verlagsort dasselbe Schlusszeichen?

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\renewbibmacro*{publisher+location+date}{%
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 % \printlist{publisher}%
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   @BOOK{Austin1967,
  author = {John L. Austin},
  shortauthor = {Austin},
  gender = {sm},
  title = {How to do things with words},
  year = {1967},
  publisher = {Harvard University Press},
  keywords = {secondary},
  edition = {2},
  location = {Cambridge [u.\,a.]},
}    
@BOOK{Dik1980,
  author = {Simon C. Dik},
  shortauthor = {Dik},
  gender = {sm},
  title = {Studies in functional grammar},
  year = {1980},
  publisher = {Academic Press},
  keywords = {secondary},
  location = {London},
}    
\end{filecontents}
\usepackage{biblatex}
\addbibresource{\jobname.bib}    
\begin{document}
\fullcite{Austin1967} \fullcite{Dik1980}    
\printbibliography    
\end{document}