Aguilos, M. B. (1992). Legislation on environment and natural resources in the eighth Congress. Congressional Research and Training Service (CRTS).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Aguilos, Maribel B. Legislation on Environment and Natural Resources in the Eighth Congress. Quezon City: Congressional Research and Training Service (CRTS), 1992.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Aguilos, Maribel B. Legislation on Environment and Natural Resources in the Eighth Congress. Congressional Research and Training Service (CRTS), 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.