APA (7th ed.) Citation

(1990). Basic documents: Including amendments adopted up to 31 October 1990 (38th ed.). World Health Organization.

Chicago Style (17th ed.) Citation

Basic Documents: Including Amendments Adopted Up to 31 October 1990. 38th ed. Geneva: World Health Organization, 1990.

MLA (9th ed.) Citation

Basic Documents: Including Amendments Adopted Up to 31 October 1990. 38th ed. World Health Organization, 1990.