\documentclass{article}
\usepackage[style=authoryear]{biblatex}
\addbibresource{biblatex-examples.bib}
\renewbibmacro{in:}{}
\begin{document}
\cite{angenendt}
\printbibliography
\end{document}\end{document}
![alt text][1]
[1]: https://texnique.fr/osqa/upfiles/Screen_Shot_2020-05-03_at_12.31.17.png
