@book{28490,
	author = {Gymnasium ad Sanctam Mariam Magdalenam (Poznań)},
	title = {Programm des Königlichen Marien-Gymnasiums in Posen für das Jahr ... =},
	publisher = {W. Decker & Comp.,},
	year = {1845-1888.},
	address = {Lissa :},
	url = {http://www.wbc.poznan.pl/publication/42323}
}