Asian Development Bank. (2010). User's guide procurement of goods: Standard bidding document. Asian Development Bank.
Cita Chicago (17th ed.)Asian Development Bank. User's Guide Procurement of Goods: Standard Bidding Document. Mandaluyong, Philippines: Asian Development Bank, 2010.
Cita MLA (9th ed.)Asian Development Bank. User's Guide Procurement of Goods: Standard Bidding Document. Asian Development Bank, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.