Zanda, Stefania2019-04-112024-07-022019-04-112024-07-022018978-3-319-60067-3https://drs.ess.gov.et/handle/123456789/62073enBuilding Efficient ManagementBuilding Efficient Management and Leadership PracticesThe Contemporary Relevance of Chester I. Barnard's Thought in the Context of the Knowledge-Based EconomyBook