Dyfyniad APA

(1975). Reasoning: Representation and process in children and adults. Lawrence Arlbanum Asson..

Dyfyniad Arddull Chicago

Reasoning: Representation and Process in Children and Adults. New Jersy: Lawrence Arlbanum Asson., 1975.

Dyfyniad MLA

Reasoning: Representation and Process in Children and Adults. Lawrence Arlbanum Asson., 1975.

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