Hirschey Mark. (2007). Economics for managers/11e (11th ed.). Thomson.
Chicago Style aipamenaHirschey Mark. Economics for Managers/11e. 11th ed. South-Western: Thomson, 2007.
MLA aipamenaHirschey Mark. Economics for Managers/11e. 11th ed. Thomson, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.