APA aipamena

IE Business Cases. The Oil Sector: The Importance of Inventory Ratios. Version A. [s.n.].

Chicago Style aipamena

IE Business Cases. The Oil Sector: The Importance of Inventory Ratios. Version A. [S.l.]: [s.n.].

MLA aipamena

IE Business Cases. The Oil Sector: The Importance of Inventory Ratios. Version A. [s.n.].

Kontuz: berrikusi erreferentzia hauek erabili aurretik.