Yap, T. (2017). 56 police officers received payola to protect drug lord's illegal trade. Manila Bulletin.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Yap, Tara. "56 Police Officers Received Payola to Protect Drug Lord's Illegal Trade." Manila Bulletin 2017.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Yap, Tara. "56 Police Officers Received Payola to Protect Drug Lord's Illegal Trade." Manila Bulletin, 2017.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.