Kaunda,Rehema Accessibility of intra - african regional market and the utility of preferental trade agreements in Africa: a case study of Tanzania/ by Rehema Kaunda.- - Dar es salaam: The Open University of Tanzania, 2022. - xxii,247.; ill., 30cm. Includes bibliographical references. Subjects--Topical Terms: Dewey Class. No.: EA.THE.346.0239678 KAU