@misc{Opera_(Wrocław)_"Zemsta_2006,
 author={Opera (Wrocław) and Siwon, Angelika. Projekt},
 copyright={Opera (Wrocław)},
 address={Wrocław},
 howpublished={online},
 year={2006},
 publisher={Opera},
 language={pol},
 type={plakat},
 title={"Zemsta nietoperza" Johann Strauss, 30.12.2006 r. [plakat]},
 keywords={Wrocław (woj. dolnośląskie) - kultura, Opera - program},
}