Dyfyniad APA

(1962). SCIENCE (J). AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE.

Dyfyniad Arddull Chicago

SCIENCE (J). USA: AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE, 1962.

Dyfyniad MLA

SCIENCE (J). AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE, 1962.

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