APA (7th ed.) Citation

Sluglett, P., & Collins, P. (2017). Gertrude Bell and the Ottoman Empire.

Chicago Style (17th ed.) Citation

Sluglett, Peter, and P. Collins. Gertrude Bell and the Ottoman Empire. 2017.

MLA (8th ed.) Citation

Sluglett, Peter, and P. Collins. Gertrude Bell and the Ottoman Empire. 2017.

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