united nations economic and social commission for western asia. (2002). Economic Diversification in the arab world: Proceedings of the expert group meeting Beirut, 25-27 September 2001.
Dyfyniad Arddull Chicagounited nations economic and social commission for western asia. Economic Diversification in the Arab World: Proceedings of the Expert Group Meeting Beirut, 25-27 September 2001. New york, 2002.
Dyfyniad MLAunited nations economic and social commission for western asia. Economic Diversification in the Arab World: Proceedings of the Expert Group Meeting Beirut, 25-27 September 2001. 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.