Cita APA (7a ed.)

Schönborn, B. W. (1938). Stary Gdańsk.

Cita Chicago Style (17a ed.)

Schönborn, Bronisław Waldemar. Stary Gdańsk. [Gdańsk], 1938.

Cita MLA (9a ed.)

Schönborn, Bronisław Waldemar. Stary Gdańsk. 1938.