APA (7th ed.) Citation

Simpson, A. (2010). Duplicity and deception: Policing the twilight zone of the troubles. Brandon Books.

Chicago Style (17th ed.) Citation

Simpson, Alan. Duplicity and Deception: Policing the Twilight Zone of the Troubles. Dingle, Ireland: Brandon Books, 2010.

MLA (9th ed.) Citation

Simpson, Alan. Duplicity and Deception: Policing the Twilight Zone of the Troubles. Brandon Books, 2010.

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