TY - JOUR AU - Alamdari, Vahid AU - Imani, Mohammadnaghi AU - Younesi Borujeni, Jalil AU - Sharifi, Asghar TI - A Competency Development Model for Managers of Tehran Municipality: A Mixed Approach JO - Quarterly Journal of Training and Development of Human Resources VL - 10 IS - 38 SP - 100 EP - 135 PY - 2023 DO - ER -