TY - JOUR AU - Farnia, Mohammad-Ali AU - Maleki-Avarsin, Sadegh AU - farshbafjoor, Vahideh TI - The assessment of the effectiveness of educational courses held for cooperative corporations in east azarbaijan province in 2011 JO - Journal of Instruction and Evaluation VL - 6 IS - 21 SP - 27 EP - 43 PY - 2013 DO - ER -