(1997). Economics: Study guide (3. ed.). Addison-Wesley.
Chicago Style (17th ed.) CitationEconomics: Study Guide. 3. ed. Harlow ; Reading, Mass. <<[u.a.]>>: Addison-Wesley, 1997.
MLA (9th ed.) CitationEconomics: Study Guide. 3. ed. Addison-Wesley, 1997.
Warning: These citations may not always be 100% accurate.