Wolmar, C. (2014). The iron road: An illustrated history of the railroad (First American edition.). DK Publishing.
Citazione stile Chigago Style (17a edizione)Wolmar, Christian. The Iron Road: An Illustrated History of the Railroad. First American edition. London: DK Publishing, 2014.
Citatione MLA (9a ed.)Wolmar, Christian. The Iron Road: An Illustrated History of the Railroad. First American edition. DK Publishing, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.