Thuraisingam, P. C. (1990). Language use of teachers in the history classroom and its effect on secondary school pupils.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Thuraisingam, Pamela Chellappah. Language Use of Teachers in the History Classroom and Its Effect on Secondary School Pupils. 1990.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Thuraisingam, Pamela Chellappah. Language Use of Teachers in the History Classroom and Its Effect on Secondary School Pupils. 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.