Dyfyniad APA

Boswell, J., & Hibbert, C. (1979). The life of Johnson. Penguin Books.

Dyfyniad Arddull Chicago

Boswell, James, and Christopher Hibbert. The Life of Johnson. Harmondsworth ; New York: Penguin Books, 1979.

Dyfyniad MLA

Boswell, James, and Christopher Hibbert. The Life of Johnson. Penguin Books, 1979.

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