Columbia subject headings:
Harvard subject headings:
Electric power production--Jordan--Statistics--Periodicals.
Manufactures--Jordan--Statistics--Periodicals.
Mineral industries--Jordan--Statistics--Periodicals.
Quarries and quarrying--Jordan--Statistics--Periodicals.
Princeton subject headings:
Electric utilities--Jordan--Statistics--Periodicals.
Manufactures--Jordan--Statistics--Periodicals.
Mineral industries--Jordan--Statistics--Periodicals.
Periodicals.
Quarries and quarrying--Jordan--Statistics--Periodicals.
Statistics.