Afifah binti Drani. (2012). Production of cellulase by liquid state bioconversian of sewage treatment plant sludge. Kulliyyah of Engineering, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Afifah binti Drani. Production of Cellulase by Liquid State Bioconversian of Sewage Treatment Plant Sludge. Kuala Lumpur: Kulliyyah of Engineering, International Islamic University Malaysia, 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Afifah binti Drani. Production of Cellulase by Liquid State Bioconversian of Sewage Treatment Plant Sludge. Kulliyyah of Engineering, International Islamic University Malaysia, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.