Dyfyniad APA
AITKEN, P. (1987). CHILDREN'S AWARENESS OF CIGARETTE ADVERTISEMENTS AND BRAND IMAGERY.
Dyfyniad Arddull Chicago
AITKEN, P.P. CHILDREN'S AWARENESS OF CIGARETTE ADVERTISEMENTS AND BRAND IMAGERY. 1987.
Dyfyniad MLA
AITKEN, P.P. CHILDREN'S AWARENESS OF CIGARETTE ADVERTISEMENTS AND BRAND IMAGERY. 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.