Dyfyniad APA

BURKE, J. (1986). The Day The Universe Changed James Burke. Little, Brown.

Dyfyniad Arddull Chicago

BURKE, James. The Day The Universe Changed James Burke. Little, Brown, 1986.

Dyfyniad MLA

BURKE, James. The Day The Universe Changed James Burke. Little, Brown, 1986.

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