Kasa, A. (2005). General Agreement on Trade in Services (GATS): Its effects and implementation in Malaysia. Ahmad Ibrahim Kulliyyah of Laws, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Kasa, Ali. General Agreement on Trade in Services (GATS): Its Effects and Implementation in Malaysia. Gombak, Selangor Darul Ehasan: Ahmad Ibrahim Kulliyyah of Laws, International Islamic University Malaysia, 2005.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Kasa, Ali. General Agreement on Trade in Services (GATS): Its Effects and Implementation in Malaysia. Ahmad Ibrahim Kulliyyah of Laws, International Islamic University Malaysia, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.