APA (7th ed.) Citation

Christopher. (2014). Lost city of the Templars. Penguin Books.

Chicago Style (17th ed.) Citation

Christopher. Lost City of the Templars. London: Penguin Books, 2014.

MLA (8th ed.) Citation

Christopher. Lost City of the Templars. Penguin Books, 2014.

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