APA (7th ed.) Citation

Quinn, O. (1969). Spies on the roof. Hale.

Chicago Style (17th ed.) Citation

Quinn, Olga. Spies on the Roof. London: Hale, 1969.

MLA (8th ed.) Citation

Quinn, Olga. Spies on the Roof. Hale, 1969.

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