APA (7th ed.) Citation

Trillo, R., & Hudgens, J. West Africa: The rough guide. Rough Guides : Distributed by Penguin Group.

Chicago Style (17th ed.) Citation

Trillo, Richard, and Jim Hudgens. West Africa: The Rough Guide. London: Rough Guides : Distributed by Penguin Group.

MLA (8th ed.) Citation

Trillo, Richard, and Jim Hudgens. West Africa: The Rough Guide. Rough Guides : Distributed by Penguin Group.