APA Zitierstil

Country and area. (1980). Sixth Report On The Word. Geneva: World Health Organization.

Chicago Zitierstil

Country and area. Sixth Report On The Word. Geneva: World Health Organization, 1980.

MLA Zitierstil

Country and area. Sixth Report On The Word. Geneva: World Health Organization, 1980.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.