Marquez, J. (2002). Random drug testing in a private workplace under dangerous drug act of 2002. IN Point of law [column]. Philippine Star.
Citace podle Chicago (17th ed.)Marquez, Jefferson. "Random Drug Testing in a Private Workplace Under Dangerous Drug Act of 2002. IN Point of Law [column]." Philippine Star 2002.
Citace podle MLA (9th ed.)Marquez, Jefferson. "Random Drug Testing in a Private Workplace Under Dangerous Drug Act of 2002. IN Point of Law [column]." Philippine Star, 2002.
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