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.
Lua i Stíl Chicago (17ú heag.)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.
Lua MLA (9ú heag.)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.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.