Bingham, R. C., & Walstad, W. B. (1990). A study guide to accompany McConnell and Brue economics (11th ed.). McGraw- Hill.
Chicago Style (17th ed.) CitationBingham, Robert C., and William B. Walstad. A Study Guide to Accompany McConnell and Brue Economics. 11th ed. New York: McGraw- Hill, 1990.
ציטוט MLABingham, Robert C., and William B. Walstad. A Study Guide to Accompany McConnell and Brue Economics. 11th ed. McGraw- Hill, 1990.
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