Kiswahili origins and the Bantu divergence-convergence theory Book 2007 Kiswahili origins and the Bantu divergence-convergence theory DM David Phineas Bhukanda Massamba 2 readers PublisherInstitute of Kiswahili Research, University of Dar es SalaamLanguageEnglishPublished2007 HistorySwahili languageBantu languages