@article{ author = {Ganji, Hamzeh, Amirian, Kamran}, title = {The effectiveness of training the optimism pattern through the storytelling method on increasing school children’s achievement}, journal = {Journal of Instruction and Evaluation}, year = {2012}, volume = {5}, issue = {18}, pages = {27-40}, doi = {}, url = {https://sanad.iau.ir/fa/Article/972498} }