@misc{_2018,
 copyright={Copyright by Wydawnictwo Uniwersytetu Wrocławskiego Sp. z o.o.},
 address={Wrocław},
 howpublished={online},
 year={2018},
 publisher={Wydawnictwo Uniwersytetu Wrocławskiego},
 language={pol},
 language={eng},
 type={text},
 keywords={congratulatory letter},
}