Boyes, William Fundamentals of economics / William Boyes, Michael Melvin - 4th ed. - Boston, Mass. : Houghton Mifflin, c2009 - 450 p. : ill. (chiefly col.), col. maps Includes index ISBN: 9780618992676 Subjects--Topical Terms: Economics LC Class. No.: HB171.5 / B693F 2009