Wahyu Wismanto Hadi, Iim Wasliman, IdaTejawiani, Faiz Karim Fatkhullah. Building The Concept Of Strengthening Middle Managers Through Managerial Skills Program ( Strengthening The Organization Through Strengthening Middle Management ). IJERSC [Internet]. 2022Feb.28 [cited 2024Nov.7];3(1):374-81. Available from: https://ijersc.org/index.php/go/article/view/285