Culpin, C., & Fisher, P. (2001). Britain 1750 - 1900, the 20th century world (1. publ., reprinted.). Collins.
Citazione stile Chigago Style (17a edizione)Culpin, Christopher, e Peter Fisher. Britain 1750 - 1900, the 20th Century World. 1. publ., reprinted. London: Collins, 2001.
Citatione MLA (9a ed.)Culpin, Christopher, e Peter Fisher. Britain 1750 - 1900, the 20th Century World. 1. publ., reprinted. Collins, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.