Cita APA (7a ed.)

Schönborn, B. W. (1937). Stary Gdańsk.

Cita Chicago Style (17a ed.)

Schönborn, Bronisław Waldemar. Stary Gdańsk. [Gdańsk], 1937.

Cita MLA (9a ed.)

Schönborn, Bronisław Waldemar. Stary Gdańsk. 1937.