Asian Development Bank. (2010). User's guide procurement of goods: Standard bidding document. Asian Development Bank.
Dyfyniad Arddull ChicagoAsian Development Bank. User's Guide Procurement of Goods: Standard Bidding Document. Mandaluyong, Philippines: Asian Development Bank, 2010.
Dyfyniad MLAAsian Development Bank. User's Guide Procurement of Goods: Standard Bidding Document. Asian Development Bank, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.