Philippine Council for Agriculture and Resources Research and Development. (1985). The Philippines recommends for small water impounding projects. PCARRD.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippine Council for Agriculture and Resources Research and Development. The Philippines Recommends for Small Water Impounding Projects. Los Banos, Laguna: PCARRD, 1985.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippine Council for Agriculture and Resources Research and Development. The Philippines Recommends for Small Water Impounding Projects. PCARRD, 1985.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.