Balkis Ahmad. (2004). Reaction of teachers towards the policy of teaching of science and mathematics in the English Language: A survey of some schools in the district of Shah Alam.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Balkis Ahmad. Reaction of Teachers Towards the Policy of Teaching of Science and Mathematics in the English Language: A Survey of Some Schools in the District of Shah Alam. 2004.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Balkis Ahmad. Reaction of Teachers Towards the Policy of Teaching of Science and Mathematics in the English Language: A Survey of Some Schools in the District of Shah Alam. 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.