APA (7th ed.) Citation

League of Nations. (1925). Official vital statistics of the Kingdom of Spain. s.n.

Chicago Style (17th ed.) Citation

League of Nations. Official Vital Statistics of the Kingdom of Spain. Geneva: s.n, 1925.

MLA (9th ed.) Citation

League of Nations. Official Vital Statistics of the Kingdom of Spain. s.n, 1925.

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