Frank, R. H. (2004). Principles of micro-economics. Boston, MA: McGraw-Hill / Irwin.
Chicago Style aipamenaFrank, Robert H. Principles of Micro-economics. Boston, MA: McGraw-Hill / Irwin, 2004.
MLA aipamenaFrank, Robert H. Principles of Micro-economics. Boston, MA: McGraw-Hill / Irwin, 2004.
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