TY - BOOK AU - Mayange,Cathbert Stephen TI - The challenges affecting effectiveness of customs clearance of goods at sea ports: : a case of Dar es salaam port AV - THS EAF HJ6609.T34M393 PY - 2021/// CY - Dar es salaam PB - University of Dar es salaam KW - Customs administration KW - Customs appraisal KW - Law and legislation KW - Tanzania N1 - Includes bibliographical references Thesis: Msc (International Transportation Logistics) University of Dar es salaam ER -