Dyfyniad APA

Davies, P. C. W. (1995). About time: Einstein's unfinished revolution. London: Viking.

Dyfyniad Arddull Chicago

Davies, P. C. W. About Time: Einstein's Unfinished Revolution. London: Viking, 1995.

Dyfyniad MLA

Davies, P. C. W. About Time: Einstein's Unfinished Revolution. London: Viking, 1995.

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