APA aipamena

UNITED NATION. (1999). HUMAN DEVELOPMENT REPORT 1999. NEW YORK INSTITUTE.

Chicago Style aipamena

UNITED NATION. HUMAN DEVELOPMENT REPORT 1999. UNITED NATIONS: NEW YORK INSTITUTE, 1999.

MLA aipamena

UNITED NATION. HUMAN DEVELOPMENT REPORT 1999. NEW YORK INSTITUTE, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.