Cita APA (7a ed.)

Brown,Tim, & Katz,Barry. (2009). Change by design. Harper collins.

Cita Chicago Style (17a ed.)

Brown,Tim, y Katz,Barry. Change by Design. New York: Harper collins, 2009.

Cita MLA (9a ed.)

Brown,Tim, y Katz,Barry. Change by Design. Harper collins, 2009.