APA (7th ed.) Citation

Ramos Oliveira, A. (1937). On the eve of civil war in Spain. The Friends of Spain.

Chicago Style (17th ed.) Citation

Ramos Oliveira, A. On the Eve of Civil War in Spain. London: The Friends of Spain, 1937.

MLA (9th ed.) Citation

Ramos Oliveira, A. On the Eve of Civil War in Spain. The Friends of Spain, 1937.

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