APA aipamena

(2012). WORLD ECONOMIC OUTLOOK 2012. ACADEMIC FOUNDATION.

Chicago Style aipamena

WORLD ECONOMIC OUTLOOK 2012. DELHI: ACADEMIC FOUNDATION, 2012.

MLA aipamena

WORLD ECONOMIC OUTLOOK 2012. ACADEMIC FOUNDATION, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.