Mohd Yussoff, N. (2018). Addition and subtraction word problem distribution in years 1 to 4 mathematics texts and its relationship to pupils' achievement in word problems / Nurulhudha Mohd Yussoff.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mohd Yussoff, Nurulhudha. Addition and Subtraction Word Problem Distribution in Years 1 to 4 Mathematics Texts and Its Relationship to Pupils' Achievement in Word Problems / Nurulhudha Mohd Yussoff. 2018.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Mohd Yussoff, Nurulhudha. Addition and Subtraction Word Problem Distribution in Years 1 to 4 Mathematics Texts and Its Relationship to Pupils' Achievement in Word Problems / Nurulhudha Mohd Yussoff. 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.