توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Sharifah Zainab Syed Mohd. Khalid. (1980). A study of the English teaching situation at a tertiary level institution in Malaysia with special emphasis on the written performance. University of London.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Sharifah Zainab Syed Mohd. Khalid. A Study of the English Teaching Situation at a Tertiary Level Institution in Malaysia with Special Emphasis on the Written Performance. London: University of London, 1980.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Sharifah Zainab Syed Mohd. Khalid. A Study of the English Teaching Situation at a Tertiary Level Institution in Malaysia with Special Emphasis on the Written Performance. University of London, 1980.