Columbia subject headings:
Khuffash, Ḥusnī, Ṣālih, 1917-1972.
Labor unions--Palestine.
Harvard subject headings:
Labor unions--Palestine.
al-Khuffash, Ḥusnī, Ṣālih, 1917-1972.
Princeton subject headings:
Khuffash, Ḥusnī, Ṣālih, 1917-1972.
Labor unions--Palestine.