APA (7th ed.) Citation

Brunt, R. (2006). Special documentation systems at the Government Code and Cypher School, Bletchley park, during the Second World War. Intelligence & National Security, 21(1), 129. https://doi.org/10.1080/02684520600568444

Chicago Style (17th ed.) Citation

Brunt, RodneyM. "Special Documentation Systems at the Government Code and Cypher School, Bletchley Park, During the Second World War." Intelligence & National Security 21, no. 1 (2006): 129. https://doi.org/10.1080/02684520600568444.

MLA (9th ed.) Citation

Brunt, RodneyM. "Special Documentation Systems at the Government Code and Cypher School, Bletchley Park, During the Second World War." Intelligence & National Security, vol. 21, no. 1, 2006, p. 129, https://doi.org/10.1080/02684520600568444.