?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.btitle=Kopien+av+tv%C3%A5+brevet+utur+Thorn%2C+inneh%C3%A5llande+det+emellan+Bug+och+Weichsel-Str%C3%B6men+p%C3%A5+den+19+vjuli+f%C3%B6rg%C3%A5ngna+nederlaget+p%C3%A5+polska+makten+och+om+den+p%C3%A5+foljanda+intagning+av+den+polska+residensstaden+Warszawa&rft.genre=book