keat, p. g., & Thomas, C. R. (1992). managerial economics: Economic tools for today's decision makers. macmillan publishing company.
Tohutoru Kātū Chicago (17th ed.)keat, paul g., me Christopher R. Thomas. Managerial Economics: Economic Tools for Today's Decision Makers. new york: macmillan publishing company, 1992.
Tohutoro MLA (9th ed.)keat, paul g., me Christopher R. Thomas. Managerial Economics: Economic Tools for Today's Decision Makers. macmillan publishing company, 1992.