APA (7th ed.) Citation

(1966). Communist intervention in the Spanish war (1936-1939). Spanish Information Service.

Chicago Style (17th ed.) Citation

Communist Intervention in the Spanish War (1936-1939). Spanish Information Service, 1966.

MLA (8th ed.) Citation

Communist Intervention in the Spanish War (1936-1939). Spanish Information Service, 1966.

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