توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Habibah Dato' Mohd. Salleh. (1993). Characteristics of the most effective ESL training for students bound for studies in English mother tongue countries. Pusat Bahasa . Universiti Kebangsaan Malaysia.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Habibah Dato' Mohd. Salleh. Characteristics of the Most Effective ESL Training for Students Bound for Studies in English Mother Tongue Countries. Bangi: Pusat Bahasa . Universiti Kebangsaan Malaysia, 1993.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Habibah Dato' Mohd. Salleh. Characteristics of the Most Effective ESL Training for Students Bound for Studies in English Mother Tongue Countries. Pusat Bahasa . Universiti Kebangsaan Malaysia, 1993.