Hassan, Elham Mubarak, and Katayoon Varshosaz. 2016. “The Assessment of the Efficiency of Classical and Co-Operative Training in Promoting The Participation of Employees of R .P.C in the Field of H.S.E”. European Journal of Sustainable Development 5 (4):151. https://doi.org/10.14207/ejsd.2016.v5n4p151.