(3JUeje hJMdjd GdJLGQH (B:{u(3200F(B}{u(3200F(B} {u(3200F(B} (3GdLGfH GdfXQj hGdJWHjbjs - (3OQjfj(B: (3eMehO eMeOs (Riyad : Dar Jami'at al-Malik Sa'ud lil Nashr, 2017)
Keywords: Experimental design