APA način citiranja (7. izdanje)

(2017). IE Business Cases. The Oil Sector: The Importance of Inventory Ratios. Version A. Instituto de Empresa SL.

Čikaški stil citiranja (17. izdanje)

IE Business Cases. The Oil Sector: The Importance of Inventory Ratios. Version A. [S.l.]: Instituto de Empresa SL, 2017.

MLA način citiranja (9. izdanje)

IE Business Cases. The Oil Sector: The Importance of Inventory Ratios. Version A. Instituto de Empresa SL, 2017.