Davitz, J. (1976), The Communication of Emotional Meaning, Greenwood Publishing Group. | |
Grin, F. (1996), "economic Approaches to Language and Language Planning: An Introduction", International Journal of sociology and Language, 121 (1996), 1-16. | |
Marschak, J. (1965), "The Economics of Language", Behavioral Science, 10, 135-140. | |
Sen, A. (1979), Collective Choice and Social Welfare, Elsevier Science. |