1. Abdulaziz, M. H. (1972). Trigrossia and Swahili-English bilingualism in Tanzania. Language in Society, (1), 197–213.
2. Abdulaziz, M. H. (1980). The Ecology of Tanzanian National Language Policy. Language in Tanzania, 139–175.
3. Ameir, A. A. (1945). “Card Games.” Bulletin of the Inter-Territorial Language (Swahili). Committee to the East African Dependencies, 19, 15–20.
4. Anderson, J. (2009). A Kente of Many Colours: Multilingualism as a Complex Ecology of Language Shift in Ghana. Sociolinguistic Studies, 1–20.
5. Babaci-Wilhite, Z. (2010). Why is the choice of language of instruction in which students learn best seldom made in Tanzania? In B. Brock-Utne, Z. Desai & M. Qorro (Eds.), Educational Challenges in multilingual societies, LOITASSA Phase two Research (pp.281–305). African Minds.