1. Allen, R. (1992). Teaching Arabic in the United States: Past, present, and future. In A. Rouchdy (Ed.), The Arabic language in America (pp. 222–250). Detroit, MI: Wayne State University Press.
2. Altmann, G. (1997). The ascent of Babel: An exploration of language, mind, and understanding. Oxford: Oxford University Press.
3. Ammon, U. (2003). Global English and the non-native speaker: Overcoming disadvantage. In H. Tonkin & T. Reagan (Eds.), Language in the 21st century (pp. 23–34). Amsterdam: John Benjamins.
4. Andrews, L. (2006). Language exploration and awareness: A resource book for teachers (3rd ed.). Mahwah, NJ: Lawrence Erlbaum Associates.
5. Appel, R., & Muysken, P. (1987). Language contact and bilingualism. London: Edward Arnold.