TY - JOUR AU - Piri, Moosa AU - Salmanoghli Khiavi, Fariba TI - A Comparative study of instructional and educational performance of teachers participating in three scholastic courses from maneger’s point of viwe in Ardabil province. JO - Journal of Instruction and Evaluation VL - 4 IS - 14 SP - 75 EP - 90 PY - 2011 DO - ER -