Planas, T. (1975). Some aspects of exporting Philippine ginger. Special Studies Division, National Food and Agriculture Council, Dept. of Agriculture and Natural Resources.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Planas, T.A. Some Aspects of Exporting Philippine Ginger. Quezon City: Special Studies Division, National Food and Agriculture Council, Dept. of Agriculture and Natural Resources, 1975.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Planas, T.A. Some Aspects of Exporting Philippine Ginger. Special Studies Division, National Food and Agriculture Council, Dept. of Agriculture and Natural Resources, 1975.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.