Dyfyniad APA
(2013). NewScientist: January - February 2013. Reed Business Information Ltd.
Dyfyniad Arddull Chicago
NewScientist: January - February 2013. London: Reed Business Information Ltd, 2013.
Dyfyniad MLA
NewScientist: January - February 2013. Reed Business Information Ltd, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.