Balakrishnan, V. D. (2013). Student's perception on learning public speaking skills using face-to-face communication and video blogging.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Balakrishnan, Vimala Devi. Student's Perception on Learning Public Speaking Skills Using Face-to-face Communication and Video Blogging. 2013.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Balakrishnan, Vimala Devi. Student's Perception on Learning Public Speaking Skills Using Face-to-face Communication and Video Blogging. 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.