APA استشهاد

Christine Garwood. (2008). Flat Earth. The history of an Infamous Idea. Pan Books.

استشهاد بنمط شيكاغو

Christine Garwood. Flat Earth. The History of an Infamous Idea. London: Pan Books, 2008.

MLA استشهاد

Christine Garwood. Flat Earth. The History of an Infamous Idea. Pan Books, 2008.