Robles, J. A. (2010). Trending down. IN Looking back [column]: The gap between what Noynoy says and what people believe. Manila Standard Today.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Robles, Jojo A. "Trending Down. IN Looking Back [column]: The Gap Between What Noynoy Says and What People Believe." Manila Standard Today 2010.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Robles, Jojo A. "Trending Down. IN Looking Back [column]: The Gap Between What Noynoy Says and What People Believe." Manila Standard Today, 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.