Philippine Council for Agriculture, Forestry and Natural Resources Research and Development. (1990). The Philippines recommends for corn postproduction operations. PCARRD.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippine Council for Agriculture, Forestry and Natural Resources Research and Development. The Philippines Recommends for Corn Postproduction Operations. Los Banos, Laguna: PCARRD, 1990.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippine Council for Agriculture, Forestry and Natural Resources Research and Development. The Philippines Recommends for Corn Postproduction Operations. PCARRD, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.