APA-referens

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

Chicago-stil citat

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

MLA-referens

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

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