Muhyijah Muhyi. (2007). The effectiveness of group work via process writing on students' writing quality and quantity: A study among mix ability second language learners. Fakulti Sains Sosial Dan Kemanusiaan, Universiti Kebangsaan Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Muhyijah Muhyi. The Effectiveness of Group Work via Process Writing on Students' Writing Quality and Quantity: A Study Among Mix Ability Second Language Learners. Bangi, Selangor: Fakulti Sains Sosial Dan Kemanusiaan, Universiti Kebangsaan Malaysia, 2007.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Muhyijah Muhyi. The Effectiveness of Group Work via Process Writing on Students' Writing Quality and Quantity: A Study Among Mix Ability Second Language Learners. Fakulti Sains Sosial Dan Kemanusiaan, Universiti Kebangsaan Malaysia, 2007.