Dyfyniad APA

Wells, H. G. (2006). A short history of the world. Penguin Books.

Dyfyniad Arddull Chicago

Wells, H. G. A Short History of the World. London: Penguin Books, 2006.

Dyfyniad MLA

Wells, H. G. A Short History of the World. Penguin Books, 2006.

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