APA (7th ed.) Citation

Sociedad de Naciones. (1920). Official journal. Publications Department of the League of Nations.

Chicago Style (17th ed.) Citation

Sociedad de Naciones. Official Journal. Geneva: Publications Department of the League of Nations, 1920.

MLA (9th ed.) Citation

Sociedad de Naciones. Official Journal. Publications Department of the League of Nations, 1920.

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