Wójtowicz W., 2005. The educational value of collections of rare and endangered plants based on the example of the Botanical Garden of Adam Mickiewicz University of Poznań. [W:] Czyżewska K., Hereźniak J. Biodiversity in relations to vegetation Zones in Europe: from Baltic Region to Carpathian Mountains. Polish – Lithuanian Conference, Poland, July 26-31, 2005. University of Łódź Publishing House, Łódź: 119-121.

Wójtowicz W., 2005. The educational value of collections of rare and endangered plants based on the example of the Botanical Garden of Adam Mickiewicz University of Poznań. [W:] Czyżewska K., Hereźniak J. Biodiversity in relations to vegetation Zones in Europe: from Baltic Region to Carpathian Mountains. Polish – Lithuanian Conference, Poland, July 26-31, 2005. University of Łódź Publishing House, Łódź: 119-121.