Schwank, B. (2014). Rom, Petersdom, Stufen vor Fassade: = Rome, St. Peter's Basilica, steps in front of facade. Images of the Biblical world online.
Citazione stile Chigago Style (17a edizione)Schwank, Benedikt. "Rom, Petersdom, Stufen Vor Fassade: = Rome, St. Peter's Basilica, Steps in Front of Facade." Images of the Biblical World Online 2014.
Citatione MLA (9a ed.)Schwank, Benedikt. "Rom, Petersdom, Stufen Vor Fassade: = Rome, St. Peter's Basilica, Steps in Front of Facade." Images of the Biblical World Online, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.
