APA (7th ed.) Zitazioa

(2014). Little data book on information and communication technology 2014. The World Bank : ITU.

Chicago Style (17th ed.) Zitazioa

Little Data Book on Information and Communication Technology 2014. Washington, District of Columbia: The World Bank : ITU, 2014.

MLA (9th ed.) Zitazioa

Little Data Book on Information and Communication Technology 2014. The World Bank : ITU, 2014.