Columbia subject headings:
Harvard subject headings:
Hayʾat Qanāt al-Suways--Periodicals.
Shipping--Egypt--Suez Canal--Statistics--Periodicals.
Suez Canal (Egypt)--Navigation--Periodicals.
Princeton subject headings:
Periodicals.
Shipping--Egypt--Suez Canal--Statistics--Periodicals.
Statistics.
Suez Canal (Egypt)--Statistics--Periodicals.