University of Colorado (Boulder campus). Bureau of Business Research. Colorado business review. Business Research Division, University of Colorado.
Čikaški stil citiranja (17. izdanje)University of Colorado (Boulder campus). Bureau of Business Research. Colorado Business Review. [Boulder, Colo.]: Business Research Division, University of Colorado.
MLA način citiranja (8. izdanje)University of Colorado (Boulder campus). Bureau of Business Research. Colorado Business Review. Business Research Division, University of Colorado.
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