Dyfyniad APA

(2003). Eighties 80 Days that changed the world. Time Books.

Dyfyniad Arddull Chicago

Eighties 80 Days That Changed the World. Time Books, 2003.

Dyfyniad MLA

Eighties 80 Days That Changed the World. Time Books, 2003.

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