Ong Kian Koc, B. C. U. (2005). Factors influencing the career choice of college freshmen in science and engineering: A study of private and public universities. Tanglaw: official journal of the College of Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ong Kian Koc, Bee Ching U. "Factors Influencing the Career Choice of College Freshmen in Science and Engineering: A Study of Private and Public Universities." Tanglaw: Official Journal of the College of Education 2005.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Ong Kian Koc, Bee Ching U. "Factors Influencing the Career Choice of College Freshmen in Science and Engineering: A Study of Private and Public Universities." Tanglaw: Official Journal of the College of Education, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.