Johnson, P. F. (2023). ISE Purchasing and Supply Management (Seventeenth edition.). McGraw-Hill Higher Education (International).
Chicago Style (17th ed.) ZitazioaJohnson, P. Fraser. ISE Purchasing and Supply Management. Seventeenth edition. [Place of publication not identified]: McGraw-Hill Higher Education (International), 2023.
MLA (9th ed.) ZitazioaJohnson, P. Fraser. ISE Purchasing and Supply Management. Seventeenth edition. McGraw-Hill Higher Education (International), 2023.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.