Citazione Stile APA (7a Edizione)
Eberhardt, P. Ethnic problems in Poland and in her eastern neighbours.
Citazione stile Chigago Style (17a edizione)
Eberhardt, Piotr. Ethnic Problems in Poland and in Her Eastern Neighbours.
Citatione MLA (9a ed.)
Eberhardt, Piotr. Ethnic Problems in Poland and in Her Eastern Neighbours.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.