UN- ESCWA. (1999). survey of Economic and Social Developments in the ESCWA Region 1998-1999. ُ ESCWA.
Chicago-viite (17. p.)UN- ESCWA. Survey of Economic and Social Developments in the ESCWA Region 1998-1999. بيروت: ُ ESCWA, 1999.
MLA-viite (9. p.)UN- ESCWA. Survey of Economic and Social Developments in the ESCWA Region 1998-1999. ُ ESCWA, 1999.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.