Dyfyniad APA

Trevelyan, G. M., & Dunham, W. H. (1987). A shortened history of England. Penguin Books.

Dyfyniad Arddull Chicago

Trevelyan, George Macaulay, and William Huse Dunham. A Shortened History of England. London: Penguin Books, 1987.

Dyfyniad MLA

Trevelyan, George Macaulay, and William Huse Dunham. A Shortened History of England. Penguin Books, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.