APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.