Title: Hitpatḥuto ha-ḥevratit ṿeha-raʻayonit shel ḥever ha-ḳevutsot 1928-1951
Subjects: Labor Zionism, History, Iḥud ha-ḳevutsot ṿeha-ḳibutsim (Israel), Ḥever ha-ḳevutsot
Places: Israel