Law, P. L., & puonglaw@feng.unimas.my. (2011). Hazard rating of substances systems developed by NIOSH's RTECS-NOHS and USEPA. The Institution of Engineers, Malaysia.
استشهاد بنمط شيكاغوLaw, Puong Ling, and puonglaw@feng.unimas.my. Hazard Rating of Substances Systems Developed By NIOSH's RTECS-NOHS and USEPA. The Institution of Engineers, Malaysia, 2011.
MLA استشهادLaw, Puong Ling, and puonglaw@feng.unimas.my. Hazard Rating of Substances Systems Developed By NIOSH's RTECS-NOHS and USEPA. The Institution of Engineers, Malaysia, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.