Mohd. Sobri Takriff. (1996). Column flooding, gas holdup and interstage backmixing of an aerated multistage, mechanically-agitated, compartmented column. University of Arkansas.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mohd. Sobri Takriff. Column Flooding, Gas Holdup and Interstage Backmixing of an Aerated Multistage, Mechanically-agitated, Compartmented Column. Fayetteville, Arkansas: University of Arkansas, 1996.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Mohd. Sobri Takriff. Column Flooding, Gas Holdup and Interstage Backmixing of an Aerated Multistage, Mechanically-agitated, Compartmented Column. University of Arkansas, 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.