Philippine Exporters Confederation, Inc, Philippines. Bureau of Working Conditions, Philippines. Department of Labor & Employment, & Philippines. Department of Labor & Employment. (1999). Primer on the occupational and safety and health standards: (as amended). Philippine Exporters Confederation (PHILEXPORT).
Chicago Style (17. basım) AtıfPhilippine Exporters Confederation, Inc, Philippines. Bureau of Working Conditions, Philippines. Department of Labor & Employment, ve Philippines. Department of Labor & Employment. Primer on the Occupational and Safety and Health Standards: (as Amended). Manila: Philippine Exporters Confederation (PHILEXPORT), 1999.
MLA (9th ed.) AtıfPhilippine Exporters Confederation, Inc, et al. Primer on the Occupational and Safety and Health Standards: (as Amended). Philippine Exporters Confederation (PHILEXPORT), 1999.