Toh, W. C. (1991). Effects of an approach incorporating sentence-combining and self-editing on writing skills of secondary one pupils: By Toh Weng Choy.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Toh, Weng Choy. Effects of an Approach Incorporating Sentence-combining and Self-editing on Writing Skills of Secondary One Pupils: By Toh Weng Choy. 1991.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Toh, Weng Choy. Effects of an Approach Incorporating Sentence-combining and Self-editing on Writing Skills of Secondary One Pupils: By Toh Weng Choy. 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.