Cita APA

Freeman, C. 1., & Louçã, F. A. 1. (2001). As time goes by: From the industrial revolutions to the information revolution. Oxford: Oxford University Press.

Citación estilo Chicago

Freeman, Christopher 1921-2010, y Francisco Anacleto 1956- Louçã. As Time Goes By: From the Industrial Revolutions to the Information Revolution. Oxford: Oxford University Press, 2001.

Cita MLA

Freeman, Christopher 1921-2010, y Francisco Anacleto 1956- Louçã. As Time Goes By: From the Industrial Revolutions to the Information Revolution. Oxford: Oxford University Press, 2001.