APA (7th ed.) Citation

World Health Organization. (1951). Pharmacopoea internationalis =: International pharmacopoeia. World Health Organization.

Chicago Style (17th ed.) Citation

World Health Organization. Pharmacopoea Internationalis =: International Pharmacopoeia. Geneva: World Health Organization, 1951.

MLA (9th ed.) Citation

World Health Organization. Pharmacopoea Internationalis =: International Pharmacopoeia. World Health Organization, 1951.

Warning: These citations may not always be 100% accurate.