Dulay, M. L., & Que, E. N. (2018). A comparative study of E-learning and face-to-face training in the workplace. College of Education, University of the Philippines Diliman.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Dulay, Michelle L., و Elenita N. Que. A Comparative Study of E-learning and Face-to-face Training in the Workplace. Quezon City: College of Education, University of the Philippines Diliman, 2018.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Dulay, Michelle L., و Elenita N. Que. A Comparative Study of E-learning and Face-to-face Training in the Workplace. College of Education, University of the Philippines Diliman, 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.