Walstad, W. B. (1996). Study guide to accompany McConnell and Brue macroeconomics (13th.ed.). McGraw-Hill.
Chicago-viite (17. p.)Walstad, William B. Study Guide to Accompany McConnell and Brue Macroeconomics. 13th.ed. New York: McGraw-Hill, 1996.
MLA-viite (9. p.)Walstad, William B. Study Guide to Accompany McConnell and Brue Macroeconomics. 13th.ed. McGraw-Hill, 1996.
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