Polish Library (Londyn) & Polish University College Library (Londyn). (1950). Books in Polish or Relating to Poland. PUCL.
Citazione stile Chigago Style (17a edizione)Polish Library (Londyn) e Polish University College Library (Londyn). Books in Polish or Relating to Poland. London: PUCL, 1950.
Citatione MLA (9a ed.)Polish Library (Londyn) e Polish University College Library (Londyn). Books in Polish or Relating to Poland. PUCL, 1950.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.