Salvatore, D. (1971). Schaum's outline of theory and problems of microeconomic theory (2nd ed.). McGraw - hill book.
Lua i Stíl Chicago (17ú heag.)Salvatore, Dominick. Schaum's Outline of Theory and Problems of Microeconomic Theory. 2nd ed. New York: McGraw - hill book, 1971.
Lua MLA (9ú heag.)Salvatore, Dominick. Schaum's Outline of Theory and Problems of Microeconomic Theory. 2nd ed. McGraw - hill book, 1971.
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