Dyfyniad APA

Tyler, L. E., & Walsh, W. B. (1979). Tests and measurements/3e (3rd ed.). Prentilce-hall, INC.

Dyfyniad Arddull Chicago

Tyler, Leona E., and W. Bruce Walsh. Tests and Measurements/3e. 3rd ed. New Jersey: Prentilce-hall, INC, 1979.

Dyfyniad MLA

Tyler, Leona E., and W. Bruce Walsh. Tests and Measurements/3e. 3rd ed. Prentilce-hall, INC, 1979.

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