Columbia subject headings:
Foreign workers, Jordanian--Arab countries--Congresses.
Investments--Jordan--Congresses.
Jordan--Economic conditions--Congresses.
Jordan--Emigration and immigration--Economic aspects--Congresses.
Harvard subject headings:
Foreign workers, Jordanian--Arab countries--Congresses.
Investments--Jordan--Congresses.
Jordan--Economic conditions--Congresses.
Jordan--Emigration and immigration--Economic aspects--Congresses.
Princeton subject headings: