APA aipamena

(1955). PROCEEDINGS PAN AMERICAN SANITARY ORGANISATION, DIRCTING COU-NCIL AND WORLD HEALTH ORGANISATION FOR THE AMERICAS, REGIONAL.

Chicago Style aipamena

PROCEEDINGS PAN AMERICAN SANITARY ORGANISATION, DIRCTING COU-NCIL AND WORLD HEALTH ORGANISATION FOR THE AMERICAS, REGIONAL. 1955.

MLA aipamena

PROCEEDINGS PAN AMERICAN SANITARY ORGANISATION, DIRCTING COU-NCIL AND WORLD HEALTH ORGANISATION FOR THE AMERICAS, REGIONAL. 1955.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.