Clayton, G. E., & Giesbrecht, M. G. (1997). A guide to everyday economic statistics (4th ed.). Boston: McGraw-Hill Irwin.
Čikaški stil citiranjaClayton, Gary E., i Martin Gerhard Giesbrecht. A Guide to Everyday Economic Statistics. 4th ed. Boston: McGraw-Hill Irwin, 1997.
MLA način citiranjaClayton, Gary E., i Martin Gerhard Giesbrecht. A Guide to Everyday Economic Statistics. 4th ed. Boston: McGraw-Hill Irwin, 1997.
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