Philippines. Dept. of Agriculture. (1989). Trade liberalization and Philippine agriculture: A report of the Secretary of Agriculture to the Senate of the Republic of the Philippines. The Secretary.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippines. Dept. of Agriculture. Trade Liberalization and Philippine Agriculture: A Report of the Secretary of Agriculture to the Senate of the Republic of the Philippines. [Manila: The Secretary, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Philippines. Dept. of Agriculture. Trade Liberalization and Philippine Agriculture: A Report of the Secretary of Agriculture to the Senate of the Republic of the Philippines. The Secretary, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.