Wilkinson, R. G., Pickett, K., & Chafer, C. (2011). The spirit level: Why greater equality makes societies stronger. Tantor Media, Inc..
Cita Chicago Style (17a ed.)Wilkinson, Richard G., Kate Pickett, y Clive Chafer. The Spirit Level: Why Greater Equality Makes Societies Stronger. [Old Saybrook, Ct.]: Tantor Media, Inc., 2011.
Cita MLA (8a ed.)Wilkinson, Richard G., et al. The Spirit Level: Why Greater Equality Makes Societies Stronger. Tantor Media, Inc., 2011.
Precaución: Estas citas no son 100% exactas.