Cita APA (7a ed.)

Graham, T., & Hansen, K. A. (2007). Spy satellites: And other intelligence technologies that changed history. University of Washington Press.

Cita Chicago Style (17a ed.)

Graham, Thomas, y Keith A. Hansen. Spy Satellites: And Other Intelligence Technologies That Changed History. Seattle: University of Washington Press, 2007.

Cita MLA (9a ed.)

Graham, Thomas, y Keith A. Hansen. Spy Satellites: And Other Intelligence Technologies That Changed History. University of Washington Press, 2007.