APA (7th ed.) Citation

Alexander, Y., & Alexander, D. C. (2015). The Islamic State: Combating the caliphate without borders. Lexington Books.

Chicago Style (17th ed.) Citation

Alexander, Yonah, and Dean C. Alexander. The Islamic State: Combating the Caliphate Without Borders. Lanham: Lexington Books, 2015.

MLA (9th ed.) Citation

Alexander, Yonah, and Dean C. Alexander. The Islamic State: Combating the Caliphate Without Borders. Lexington Books, 2015.