Suppiah Ramasamy. (1985). Design and validation of a placement test in English for incoming students in teacher training institutions in Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Suppiah Ramasamy. Design and Validation of a Placement Test in English for Incoming Students in Teacher Training Institutions in Malaysia. 1985.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Suppiah Ramasamy. Design and Validation of a Placement Test in English for Incoming Students in Teacher Training Institutions in Malaysia. 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.