SEARL DOC. (2012). THE INTENTION ECONOMY. HARVARD BUSINESS REVIEW PRESS.
Chicago Style aipamenaSEARL DOC. THE INTENTION ECONOMY. USA: HARVARD BUSINESS REVIEW PRESS, 2012.
MLA aipamenaSEARL DOC. THE INTENTION ECONOMY. HARVARD BUSINESS REVIEW PRESS, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.