APA (7th ed.) Citation

Richards, J. (2016). Doctor who the essential guide. BBC Children's Books.

Chicago Style (17th ed.) Citation

Richards, Justin. Doctor Who the Essential Guide. London: BBC Children's Books, 2016.

MLA (9th ed.) Citation

Richards, Justin. Doctor Who the Essential Guide. BBC Children's Books, 2016.

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