APA (7th ed.) Citation

Sanford, G. (2006). The Katyn massacre and Polish-Soviet relations: 1941 - 43. Journal of contemporary history.

Chicago Style (17th ed.) Citation

Sanford, George. "The Katyn Massacre and Polish-Soviet Relations: 1941 - 43." Journal of Contemporary History 2006.

MLA (8th ed.) Citation

Sanford, George. "The Katyn Massacre and Polish-Soviet Relations: 1941 - 43." Journal of Contemporary History, 2006.

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