Hanna Hashim. (2012). Optimization of chemical sterilization agent in Stevia rebaudiana tissue culture. School of Bioprocess Engineering, University Malaysia Perlis.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hanna Hashim. Optimization of Chemical Sterilization Agent in Stevia Rebaudiana Tissue Culture. Kangar, Perlis: School of Bioprocess Engineering, University Malaysia Perlis, 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hanna Hashim. Optimization of Chemical Sterilization Agent in Stevia Rebaudiana Tissue Culture. School of Bioprocess Engineering, University Malaysia Perlis, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.