@misc{Karewicz_S_Zwei,
 author={Karewicz, S},
 howpublished={online},
 language={eng},
 type={plakat},
 title={Zwei und vierzige Internationale Messe in Poznan},
 title={42 Internationale Messe in Poznan : 10-19.VI.1973},
 keywords={Plakat -- Polska -- 1945-},
}