Silverman, H. A. (1928). The economics of social problems: An introduction to social economics (2nd ed.). University Tutorial Press.
Cita Chicago Style (17a ed.)Silverman, H. A. The Economics of Social Problems: An Introduction to Social Economics. 2nd ed. London: University Tutorial Press, 1928.
Cita MLA (9a ed.)Silverman, H. A. The Economics of Social Problems: An Introduction to Social Economics. 2nd ed. University Tutorial Press, 1928.
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