Ginsburgh, V., & Weber, S. (2011). How many languages do we need?: The economics of linguistic diversity. Princeton Univ. Press.
Chicago-Zitierstil (17. Ausg.)Ginsburgh, Victor, und Shlomo Weber. How Many Languages Do We Need?: The Economics of Linguistic Diversity. Princeton, NJ [u.a.]: Princeton Univ. Press, 2011.
MLA-Zitierstil (8. Ausg.)Ginsburgh, Victor, und Shlomo Weber. How Many Languages Do We Need?: The Economics of Linguistic Diversity. Princeton Univ. Press, 2011.
警告：這些引文格式不一定是100％准確.