Dyfyniad APA

Westman, J. C. (1973). Individual differences in children. Wiley.

Dyfyniad Arddull Chicago

Westman, Jack C. Individual Differences in Children. New York: Wiley, 1973.

Dyfyniad MLA

Westman, Jack C. Individual Differences in Children. Wiley, 1973.

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