TY - JOUR AU - Mashhadi Heidar, Davood AU - Kaviani, Maryam AU - Pahlavan, Manouchehr TI - Sociological Study of Motivation and its Effect on Iranian Teachers' Learning English JO - Sociological Studies of Youth VL - 8 IS - 24 SP - 49 EP - 60 PY - 2017 DO - ER -