APA (7th ed.) Citation

Mark Logue & Peter Conradi. (2011). The King's speech. Quercus.

Chicago Style (17th ed.) Citation

Mark Logue and Peter Conradi. The King's Speech. London: Quercus, 2011.

MLA (9th ed.) Citation

Mark Logue and Peter Conradi. The King's Speech. Quercus, 2011.

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