Lu, J. L. D. P. (1999). Occupational and environmental exposures of adult workers in Metro Manila. Manila Studies Program, College of Arts and Sciences, University of the Philippines.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Lu, Jinky Leilanie Del Prado. Occupational and Environmental Exposures of Adult Workers in Metro Manila. Manila: Manila Studies Program, College of Arts and Sciences, University of the Philippines, 1999.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Lu, Jinky Leilanie Del Prado. Occupational and Environmental Exposures of Adult Workers in Metro Manila. Manila Studies Program, College of Arts and Sciences, University of the Philippines, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.