Journal of Purchasing and Materials Management.
Chicago Style aipamenaJournal of Purchasing and Materials Management. Wiley.
MLA aipamenaJournal of Purchasing and Materials Management.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Journal of Purchasing and Materials Management.
Chicago Style aipamenaJournal of Purchasing and Materials Management. Wiley.
MLA aipamenaJournal of Purchasing and Materials Management.