Dyfyniad APA

Ahmann, J. S. (1965). Testing student achievements and aptitudes. Prentice-hall.

Dyfyniad Arddull Chicago

Ahmann, J. Stanley. Testing Student Achievements and Aptitudes. Delhi: Prentice-hall, 1965.

Dyfyniad MLA

Ahmann, J. Stanley. Testing Student Achievements and Aptitudes. Prentice-hall, 1965.

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