Carabacan, B. N., Dulay, O. J. S., Oblena, A. J. Z., Samson, M. M. M., & Timbang, A. A. B. (2018). Project O.H.S (Operational policy, healthy workplace and standadized services). Department of environmental and Occupational Health, College of Public Health, University of the Philippines Manila.
Παραπομπή σε μορφή Chicago (17η εκδ.)Carabacan, Balie N., Oliver James S. Dulay, Aaron Jairo Z. Oblena, Maria Margarita M. Samson, και Aileen A. Benitez Timbang. Project O.H.S (Operational Policy, Healthy Workplace and Standadized Services). Manila: Department of environmental and Occupational Health, College of Public Health, University of the Philippines Manila, 2018.
Παραπομπή σε μορφή MLA (9th εκδ.)Carabacan, Balie N., et al. Project O.H.S (Operational Policy, Healthy Workplace and Standadized Services). Department of environmental and Occupational Health, College of Public Health, University of the Philippines Manila, 2018.