Dyfyniad APA

Jane. (1987). Jane's fighting ships1987-1988. Janes publishing.

Dyfyniad Arddull Chicago

Jane. Jane's Fighting Ships1987-1988. London: Janes publishing, 1987.

Dyfyniad MLA

Jane. Jane's Fighting Ships1987-1988. Janes publishing, 1987.

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