Philippine Center for Investigative Journalism, GMA News and Public Affairs, & Barreiro, R. (1999). Basura. Philippine Center for Investigative Journalism and GMA News and Public Affairs.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippine Center for Investigative Journalism, GMA News and Public Affairs, و Roberto Barreiro. Basura. [Manila]: Philippine Center for Investigative Journalism and GMA News and Public Affairs, 1999.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippine Center for Investigative Journalism, et al. Basura. Philippine Center for Investigative Journalism and GMA News and Public Affairs, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.