APA (7th ed.) Citation

Clark, J. O. E. (2015). Maps that changed the world. Pavilion Books.

Chicago Style (17th ed.) Citation

Clark, John Owen Edward. Maps That Changed the World. London: Pavilion Books, 2015.

MLA (9th ed.) Citation

Clark, John Owen Edward. Maps That Changed the World. Pavilion Books, 2015.

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