Ismail, Ragheed. 2010. “Position Study For The Possibility Of Establishing Integrated System Of The Environment, Safety And Occupational Health" According To The Specifications (ISO: 14001:2004) (OHSAS: 18001:1999)”. TANMIYAT AL-RAFIDAIN 32 (97):193-223. https://doi.org/10.33899/tanra.2010.161913.