APA (7th ed.) Citation

League of Nations. Health Organization. (1925). International health year-book. The League.

Chicago Style (17th ed.) Citation

League of Nations. Health Organization. International Health Year-book. Geneva: The League, 1925.

MLA (8th ed.) Citation

League of Nations. Health Organization. International Health Year-book. The League, 1925.

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