1. Baker, Colin. (2006). Foundations of Bilingual Education and Bilingualism. (4th ed.). Clevedon, UK: Multilingual Matters.
2. Bamgbose, Ayo. (2001). “World Englishes and Globalization.” World Englishes, 20(3), 357–363.
3. Beck, Isabel, Margaret McKeown, & Linda Kucan. (2005). Bringing Words to Life. New York: Guilford.
4. Brock-Utne, Birgit. (2000). Whose Education for All? The Recolonization of the African Mind. New York: Falmer Press.
5. Brock-Utne, Birgit. (2005). “Language-in-Education Policies and Practices in Africa with a Special Focus on Tanzania and South Africa: Insights from Research in Progress.” In Angel Lin and Peter Martin (Ed.), Decolonization, Globalization: Language-in-Education Policy and Practice (pp. 173–193). Clevedon, UK: Multilingual Matters.