ALMOSUI, Sumaya; FAQEEH, Ruqaya. Organizational Coordination According to Z Theory and Its Relationship with Administrative Excellence Among Secondary School Principals in Karbala Province (Iraq): Perspectives of Their Assistants. Ibn Khaldoun Journal for Studies and Researches, فلسطين, v. 4, n. 1, 2024. DOI: 10.56989/benkj.v4i1.771. Disponível em: https://www.benkjournal.com/benkj/article/view/771. Acesso em: 10 jun. 2026.