APA (7th ed.) Citation

Robert, P. (1937). Spain calling!: Their fight is our fight. International Publishing Company.

Chicago Style (17th ed.) Citation

Robert, Pierre. Spain Calling!: Their Fight Is Our Fight. London: International Publishing Company, 1937.

MLA (8th ed.) Citation

Robert, Pierre. Spain Calling!: Their Fight Is Our Fight. International Publishing Company, 1937.