APA (7th ed.) Zitazioa
(2010). User's guide: Procurement of works : small contracts. Asian Development Bank.
Chicago Style (17th ed.) Zitazioa
User's Guide: Procurement of Works : Small Contracts. Metro Manila, Philippines: Asian Development Bank, 2010.
MLA (9th ed.) Zitazioa
User's Guide: Procurement of Works : Small Contracts. Asian Development Bank, 2010.
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