Cita APA (7th ed.)
Ortiz-Osés, A. (2007). The sense of the world. Davies Group.
Cita Chicago (17th ed.)
Ortiz-Osés, Andrés. The Sense of the World. Aurora, Colo.: Davies Group, 2007.
Cita MLA (9th ed.)
Ortiz-Osés, Andrés. The Sense of the World. Davies Group, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.