SAMUELSON, P. A. (1973). Readings in economics (7th ed.). Tata McGraw-Hill.
Cita Chicago Style (17a ed.)SAMUELSON, Paul A. Readings in Economics. 7th ed. New Delhi: Tata McGraw-Hill, 1973.
Cita MLA (9a ed.)SAMUELSON, Paul A. Readings in Economics. 7th ed. Tata McGraw-Hill, 1973.
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