Szcześniak, K. Kim byli? kim są dla nas?: (Marcin Giersz, Siegfried Lenz, Günter Schiwy i Erwin Kruk) = Who were they? who are they to us? : (Marcin Giersz, Siegfried Lenz, Günter Schiwy i Erwin Kruk).
Citazione stile Chigago Style (17a edizione)Szcześniak, Krystyna. Kim Byli? Kim Są Dla Nas?: (Marcin Giersz, Siegfried Lenz, Günter Schiwy I Erwin Kruk) = Who Were They? Who Are They to Us? : (Marcin Giersz, Siegfried Lenz, Günter Schiwy I Erwin Kruk).
Citatione MLA (9a ed.)Szcześniak, Krystyna. Kim Byli? Kim Są Dla Nas?: (Marcin Giersz, Siegfried Lenz, Günter Schiwy I Erwin Kruk) = Who Were They? Who Are They to Us? : (Marcin Giersz, Siegfried Lenz, Günter Schiwy I Erwin Kruk).
Attenzione: Queste citazioni potrebbero non essere precise al 100%.