Mansfield, E. (1979). Microeconomics: Theory and applications (3ª ed.). W. W. Norton.
Lua i Stíl Chicago (17ú heag.)Mansfield, Edwin. Microeconomics: Theory and Applications. 3ª ed. W. W. Norton, 1979.
Lua MLA (9ú heag.)Mansfield, Edwin. Microeconomics: Theory and Applications. 3ª ed. W. W. Norton, 1979.
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