Diaz, J. L., & Posadas, R. (2014). Assessment of the Industrial Technology Development Institute's (ITDI) Packaging Technology Division (PTD). University of the Philippines Diliman, Technology Management Center.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Diaz, Josefina L., و Roger Posadas. Assessment of the Industrial Technology Development Institute's (ITDI) Packaging Technology Division (PTD). Quezon City: University of the Philippines Diliman, Technology Management Center, 2014.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Diaz, Josefina L., و Roger Posadas. Assessment of the Industrial Technology Development Institute's (ITDI) Packaging Technology Division (PTD). University of the Philippines Diliman, Technology Management Center, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.