Cita APA

Somerset Fry, P. 1. (2007). The Dorling Kindersley history of the world (Rev. ed.). London: Dorling Kindersley.

Citación estilo Chicago

Somerset Fry, Plantagenet 1931. The Dorling Kindersley History of the World. Rev. ed. London: Dorling Kindersley, 2007.

Cita MLA

Somerset Fry, Plantagenet 1931. The Dorling Kindersley History of the World. Rev. ed. London: Dorling Kindersley, 2007.