Lamulo la People's Republic of China pa Chitetezo Pantchito (November 2002)
Njira Zoyendetsera Ntchito Zaumoyo ndi Chitetezo (December 2001)
Kugwira Ntchito kwa Chitetezo cha Mphamvu (Januware 1987)
Malamulo a License Zopanga Zachitetezo (March 2006)
Malamulo a Chitetezo ndi Ukhondo pa Zomera (May 1956)
Lamulo la Kupewa ndi Kuwongolera Matenda a Ntchito (May 2002)
Occupation Health Supervision and Management Approach (May 2002)
National Mine Safety Law (November 1992)
Control of Hazardous Energy (Lockout/Tagout)(American OSHA,29CFR 1910.147)
Europe in Work Safety and Health Regulations (European OSHA)
Muyezo Wadziko Lonse wa Zomera [NOHSC:1010](Australian)
Nthawi yotumiza: Sep-20-2017
