Macroeconomics : principles, problems, and policies / Campbell R. McConnell ; Stanley L. Brue. (1999). New York, NY: McGraw-Hill/Irwin, c.
Macroeconomics : principles, problems, and policies / Campbell R. McConnell ; Stanley L. Brue. 15th ed.. New York, NY: McGraw-Hill/Irwin, c, 1999. Buku Wajib.